981566250

素因数分解:

$2^1\times 3^1\times 5^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:706

約数の個数: 160

約数和(自身を含む): 2854186368

約数和(自身を除く): 1872620118

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 61, 70, 75, 105, 122, 125, 150, 175, 183, 210, 250, 305, 350, 366, 375, 427, 525, 610, 613, 625, 750, 854, 875, 915, 1050, 1226, 1250, 1281, 1525, 1750, 1830, 1839, 1875, 2135, 2562, 2625, 3050, 3065, 3678, 3750, 4270, 4291, 4375, 4575, 5250, 6130, 6405, 7625, 8582, 8750, 9150, 9195, 10675, 12810, 12873, 13125, 15250, 15325, 18390, 21350, 21455, 22875, 25746, 26250, 30650, 32025, 37393, 38125, 42910, 45750, 45975, 53375, 64050, 64365, 74786, 76250, 76625, 91950, 106750, 107275, 112179, 114375, 128730, 153250, 160125, 186965, 214550, 224358, 228750, 229875, 261751, 266875, 320250, 321825, 373930, 383125, 459750, 523502, 533750, 536375, 560895, 643650, 766250, 785253, 800625, 934825, 1072750, 1121790, 1149375, 1308755, 1570506, 1601250, 1609125, 1869650, 2298750, 2617510, 2681875, 2804475, 3218250, 3926265, 4674125, 5363750, 5608950, 6543775, 7852530, 8045625, 9348250, 13087550, 14022375, 16091250, 19631325, 23370625, 28044750, 32718875, 39262650, 46741250, 65437750, 70111875, 98156625, 140223750, 163594375, 196313250, 327188750, 490783125, 981566250]

約数ペア:

[(1, 981566250), (2, 490783125), (3, 327188750), (5, 196313250), (6, 163594375), (7, 140223750), (10, 98156625), (14, 70111875), (15, 65437750), (21, 46741250), (25, 39262650), (30, 32718875), (35, 28044750), (42, 23370625), (50, 19631325), (61, 16091250), (70, 14022375), (75, 13087550), (105, 9348250), (122, 8045625), (125, 7852530), (150, 6543775), (175, 5608950), (183, 5363750), (210, 4674125), (250, 3926265), (305, 3218250), (350, 2804475), (366, 2681875), (375, 2617510), (427, 2298750), (525, 1869650), (610, 1609125), (613, 1601250), (625, 1570506), (750, 1308755), (854, 1149375), (875, 1121790), (915, 1072750), (1050, 934825), (1226, 800625), (1250, 785253), (1281, 766250), (1525, 643650), (1750, 560895), (1830, 536375), (1839, 533750), (1875, 523502), (2135, 459750), (2562, 383125), (2625, 373930), (3050, 321825), (3065, 320250), (3678, 266875), (3750, 261751), (4270, 229875), (4291, 228750), (4375, 224358), (4575, 214550), (5250, 186965), (6130, 160125), (6405, 153250), (7625, 128730), (8582, 114375), (8750, 112179), (9150, 107275), (9195, 106750), (10675, 91950), (12810, 76625), (12873, 76250), (13125, 74786), (15250, 64365), (15325, 64050), (18390, 53375), (21350, 45975), (21455, 45750), (22875, 42910), (25746, 38125), (26250, 37393), (30650, 32025)]