208162500

素因数分解:

$2^2\times 3^1\times 5^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:113

約数の個数: 288

約数和(自身を含む): 759451392

約数和(自身を除く): 551288892

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 61, 65, 70, 75, 78, 84, 91, 100, 105, 122, 125, 130, 140, 150, 156, 175, 182, 183, 195, 210, 244, 250, 260, 273, 300, 305, 325, 350, 364, 366, 375, 390, 420, 427, 455, 500, 525, 546, 610, 625, 650, 700, 732, 750, 780, 793, 854, 875, 910, 915, 975, 1050, 1092, 1220, 1250, 1281, 1300, 1365, 1500, 1525, 1586, 1625, 1708, 1750, 1820, 1830, 1875, 1950, 2100, 2135, 2275, 2379, 2500, 2562, 2625, 2730, 3050, 3125, 3172, 3250, 3500, 3660, 3750, 3900, 3965, 4270, 4375, 4550, 4575, 4758, 4875, 5124, 5250, 5460, 5551, 6100, 6250, 6405, 6500, 6825, 7500, 7625, 7930, 8125, 8540, 8750, 9100, 9150, 9375, 9516, 9750, 10500, 10675, 11102, 11375, 11895, 12500, 12810, 13125, 13650, 15250, 15860, 16250, 16653, 17500, 18300, 18750, 19500, 19825, 21350, 21875, 22204, 22750, 22875, 23790, 24375, 25620, 26250, 27300, 27755, 30500, 32025, 32500, 33306, 34125, 37500, 38125, 39650, 40625, 42700, 43750, 45500, 45750, 47580, 48750, 52500, 53375, 55510, 56875, 59475, 64050, 65625, 66612, 68250, 76250, 79300, 81250, 83265, 87500, 91500, 97500, 99125, 106750, 111020, 113750, 114375, 118950, 121875, 128100, 131250, 136500, 138775, 152500, 160125, 162500, 166530, 170625, 190625, 198250, 213500, 227500, 228750, 237900, 243750, 262500, 266875, 277550, 284375, 297375, 320250, 333060, 341250, 381250, 396500, 416325, 457500, 487500, 495625, 533750, 555100, 568750, 571875, 594750, 640500, 682500, 693875, 762500, 800625, 832650, 853125, 991250, 1067500, 1137500, 1143750, 1189500, 1334375, 1387750, 1486875, 1601250, 1665300, 1706250, 1982500, 2081625, 2287500, 2478125, 2668750, 2775500, 2973750, 3202500, 3412500, 3469375, 4003125, 4163250, 4956250, 5337500, 5947500, 6938750, 7434375, 8006250, 8326500, 9912500, 10408125, 13877500, 14868750, 16012500, 17346875, 20816250, 29737500, 34693750, 41632500, 52040625, 69387500, 104081250, 208162500]

約数ペア:

[(1, 208162500), (2, 104081250), (3, 69387500), (4, 52040625), (5, 41632500), (6, 34693750), (7, 29737500), (10, 20816250), (12, 17346875), (13, 16012500), (14, 14868750), (15, 13877500), (20, 10408125), (21, 9912500), (25, 8326500), (26, 8006250), (28, 7434375), (30, 6938750), (35, 5947500), (39, 5337500), (42, 4956250), (50, 4163250), (52, 4003125), (60, 3469375), (61, 3412500), (65, 3202500), (70, 2973750), (75, 2775500), (78, 2668750), (84, 2478125), (91, 2287500), (100, 2081625), (105, 1982500), (122, 1706250), (125, 1665300), (130, 1601250), (140, 1486875), (150, 1387750), (156, 1334375), (175, 1189500), (182, 1143750), (183, 1137500), (195, 1067500), (210, 991250), (244, 853125), (250, 832650), (260, 800625), (273, 762500), (300, 693875), (305, 682500), (325, 640500), (350, 594750), (364, 571875), (366, 568750), (375, 555100), (390, 533750), (420, 495625), (427, 487500), (455, 457500), (500, 416325), (525, 396500), (546, 381250), (610, 341250), (625, 333060), (650, 320250), (700, 297375), (732, 284375), (750, 277550), (780, 266875), (793, 262500), (854, 243750), (875, 237900), (910, 228750), (915, 227500), (975, 213500), (1050, 198250), (1092, 190625), (1220, 170625), (1250, 166530), (1281, 162500), (1300, 160125), (1365, 152500), (1500, 138775), (1525, 136500), (1586, 131250), (1625, 128100), (1708, 121875), (1750, 118950), (1820, 114375), (1830, 113750), (1875, 111020), (1950, 106750), (2100, 99125), (2135, 97500), (2275, 91500), (2379, 87500), (2500, 83265), (2562, 81250), (2625, 79300), (2730, 76250), (3050, 68250), (3125, 66612), (3172, 65625), (3250, 64050), (3500, 59475), (3660, 56875), (3750, 55510), (3900, 53375), (3965, 52500), (4270, 48750), (4375, 47580), (4550, 45750), (4575, 45500), (4758, 43750), (4875, 42700), (5124, 40625), (5250, 39650), (5460, 38125), (5551, 37500), (6100, 34125), (6250, 33306), (6405, 32500), (6500, 32025), (6825, 30500), (7500, 27755), (7625, 27300), (7930, 26250), (8125, 25620), (8540, 24375), (8750, 23790), (9100, 22875), (9150, 22750), (9375, 22204), (9516, 21875), (9750, 21350), (10500, 19825), (10675, 19500), (11102, 18750), (11375, 18300), (11895, 17500), (12500, 16653), (12810, 16250), (13125, 15860), (13650, 15250)]