159186580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:521

約数の個数: 96

約数和(自身を含む): 398361600

約数和(自身を除く): 239175020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 79, 140, 148, 158, 185, 259, 316, 370, 389, 395, 518, 553, 740, 778, 790, 1036, 1106, 1295, 1556, 1580, 1945, 2212, 2590, 2723, 2765, 2923, 3890, 5180, 5446, 5530, 5846, 7780, 10892, 11060, 11692, 13615, 14393, 14615, 20461, 27230, 28786, 29230, 30731, 40922, 54460, 57572, 58460, 61462, 71965, 81844, 100751, 102305, 122924, 143930, 153655, 201502, 204610, 215117, 287860, 307310, 403004, 409220, 430234, 503755, 614620, 860468, 1007510, 1075585, 1137047, 2015020, 2151170, 2274094, 4302340, 4548188, 5685235, 7959329, 11370470, 15918658, 22740940, 31837316, 39796645, 79593290, 159186580]

約数ペア:

[(1, 159186580), (2, 79593290), (4, 39796645), (5, 31837316), (7, 22740940), (10, 15918658), (14, 11370470), (20, 7959329), (28, 5685235), (35, 4548188), (37, 4302340), (70, 2274094), (74, 2151170), (79, 2015020), (140, 1137047), (148, 1075585), (158, 1007510), (185, 860468), (259, 614620), (316, 503755), (370, 430234), (389, 409220), (395, 403004), (518, 307310), (553, 287860), (740, 215117), (778, 204610), (790, 201502), (1036, 153655), (1106, 143930), (1295, 122924), (1556, 102305), (1580, 100751), (1945, 81844), (2212, 71965), (2590, 61462), (2723, 58460), (2765, 57572), (2923, 54460), (3890, 40922), (5180, 30731), (5446, 29230), (5530, 28786), (5846, 27230), (7780, 20461), (10892, 14615), (11060, 14393), (11692, 13615)]