138775000

素因数分解:

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

素因数の和:112

約数の個数: 192

約数和(自身を含む): 406848960

約数和(自身を除く): 268073960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 61, 65, 70, 91, 100, 104, 122, 125, 130, 140, 175, 182, 200, 244, 250, 260, 280, 305, 325, 350, 364, 427, 455, 488, 500, 520, 610, 625, 650, 700, 728, 793, 854, 875, 910, 1000, 1220, 1250, 1300, 1400, 1525, 1586, 1625, 1708, 1750, 1820, 2135, 2275, 2440, 2500, 2600, 3050, 3125, 3172, 3250, 3416, 3500, 3640, 3965, 4270, 4375, 4550, 5000, 5551, 6100, 6250, 6344, 6500, 7000, 7625, 7930, 8125, 8540, 8750, 9100, 10675, 11102, 11375, 12200, 12500, 13000, 15250, 15860, 16250, 17080, 17500, 18200, 19825, 21350, 21875, 22204, 22750, 25000, 27755, 30500, 31720, 32500, 35000, 38125, 39650, 40625, 42700, 43750, 44408, 45500, 53375, 55510, 56875, 61000, 65000, 76250, 79300, 81250, 85400, 87500, 91000, 99125, 106750, 111020, 113750, 138775, 152500, 158600, 162500, 175000, 190625, 198250, 213500, 222040, 227500, 266875, 277550, 284375, 305000, 325000, 381250, 396500, 427000, 455000, 495625, 533750, 555100, 568750, 693875, 762500, 793000, 991250, 1067500, 1110200, 1137500, 1334375, 1387750, 1525000, 1982500, 2135000, 2275000, 2478125, 2668750, 2775500, 3469375, 3965000, 4956250, 5337500, 5551000, 6938750, 9912500, 10675000, 13877500, 17346875, 19825000, 27755000, 34693750, 69387500, 138775000]

約数ペア:

[(1, 138775000), (2, 69387500), (4, 34693750), (5, 27755000), (7, 19825000), (8, 17346875), (10, 13877500), (13, 10675000), (14, 9912500), (20, 6938750), (25, 5551000), (26, 5337500), (28, 4956250), (35, 3965000), (40, 3469375), (50, 2775500), (52, 2668750), (56, 2478125), (61, 2275000), (65, 2135000), (70, 1982500), (91, 1525000), (100, 1387750), (104, 1334375), (122, 1137500), (125, 1110200), (130, 1067500), (140, 991250), (175, 793000), (182, 762500), (200, 693875), (244, 568750), (250, 555100), (260, 533750), (280, 495625), (305, 455000), (325, 427000), (350, 396500), (364, 381250), (427, 325000), (455, 305000), (488, 284375), (500, 277550), (520, 266875), (610, 227500), (625, 222040), (650, 213500), (700, 198250), (728, 190625), (793, 175000), (854, 162500), (875, 158600), (910, 152500), (1000, 138775), (1220, 113750), (1250, 111020), (1300, 106750), (1400, 99125), (1525, 91000), (1586, 87500), (1625, 85400), (1708, 81250), (1750, 79300), (1820, 76250), (2135, 65000), (2275, 61000), (2440, 56875), (2500, 55510), (2600, 53375), (3050, 45500), (3125, 44408), (3172, 43750), (3250, 42700), (3416, 40625), (3500, 39650), (3640, 38125), (3965, 35000), (4270, 32500), (4375, 31720), (4550, 30500), (5000, 27755), (5551, 25000), (6100, 22750), (6250, 22204), (6344, 21875), (6500, 21350), (7000, 19825), (7625, 18200), (7930, 17500), (8125, 17080), (8540, 16250), (8750, 15860), (9100, 15250), (10675, 13000), (11102, 12500), (11375, 12200)]