15691444700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{146239}}^1$

素因数の和:146319

約数の個数: 72

約数和(自身を含む): 36176851200

約数和(自身を除く): 20485406500

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 37, 50, 58, 74, 100, 116, 145, 148, 185, 290, 370, 580, 725, 740, 925, 1073, 1450, 1850, 2146, 2900, 3700, 4292, 5365, 10730, 21460, 26825, 53650, 107300, 146239, 292478, 584956, 731195, 1462390, 2924780, 3655975, 4240931, 5410843, 7311950, 8481862, 10821686, 14623900, 16963724, 21204655, 21643372, 27054215, 42409310, 54108430, 84818620, 106023275, 108216860, 135271075, 156914447, 212046550, 270542150, 313828894, 424093100, 541084300, 627657788, 784572235, 1569144470, 3138288940, 3922861175, 7845722350, 15691444700]

約数ペア:

[(1, 15691444700), (2, 7845722350), (4, 3922861175), (5, 3138288940), (10, 1569144470), (20, 784572235), (25, 627657788), (29, 541084300), (37, 424093100), (50, 313828894), (58, 270542150), (74, 212046550), (100, 156914447), (116, 135271075), (145, 108216860), (148, 106023275), (185, 84818620), (290, 54108430), (370, 42409310), (580, 27054215), (725, 21643372), (740, 21204655), (925, 16963724), (1073, 14623900), (1450, 10821686), (1850, 8481862), (2146, 7311950), (2900, 5410843), (3700, 4240931), (4292, 3655975), (5365, 2924780), (10730, 1462390), (21460, 731195), (26825, 584956), (53650, 292478), (107300, 146239)]