78125872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 177131520

約数和(自身を除く): 99005648

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 61, 76, 88, 122, 152, 176, 209, 244, 304, 383, 418, 488, 671, 766, 836, 976, 1159, 1342, 1532, 1672, 2318, 2684, 3064, 3344, 4213, 4636, 5368, 6128, 7277, 8426, 9272, 10736, 12749, 14554, 16852, 18544, 23363, 25498, 29108, 33704, 46726, 50996, 58216, 67408, 80047, 93452, 101992, 116432, 160094, 186904, 203984, 256993, 320188, 373808, 443897, 513986, 640376, 887794, 1027972, 1280752, 1775588, 2055944, 3551176, 4111888, 4882867, 7102352, 9765734, 19531468, 39062936, 78125872]

約数ペア:

[(1, 78125872), (2, 39062936), (4, 19531468), (8, 9765734), (11, 7102352), (16, 4882867), (19, 4111888), (22, 3551176), (38, 2055944), (44, 1775588), (61, 1280752), (76, 1027972), (88, 887794), (122, 640376), (152, 513986), (176, 443897), (209, 373808), (244, 320188), (304, 256993), (383, 203984), (418, 186904), (488, 160094), (671, 116432), (766, 101992), (836, 93452), (976, 80047), (1159, 67408), (1342, 58216), (1532, 50996), (1672, 46726), (2318, 33704), (2684, 29108), (3064, 25498), (3344, 23363), (4213, 18544), (4636, 16852), (5368, 14554), (6128, 12749), (7277, 10736), (8426, 9272)]