66640552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 142107840

約数和(自身を除く): 75467288

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 97, 148, 194, 211, 296, 388, 407, 422, 776, 814, 844, 1067, 1628, 1688, 2134, 2321, 3256, 3589, 4268, 4642, 7178, 7807, 8536, 9284, 14356, 15614, 18568, 20467, 28712, 31228, 39479, 40934, 62456, 78958, 81868, 85877, 157916, 163736, 171754, 225137, 315832, 343508, 450274, 687016, 757279, 900548, 1514558, 1801096, 3029116, 6058232, 8330069, 16660138, 33320276, 66640552]

約数ペア:

[(1, 66640552), (2, 33320276), (4, 16660138), (8, 8330069), (11, 6058232), (22, 3029116), (37, 1801096), (44, 1514558), (74, 900548), (88, 757279), (97, 687016), (148, 450274), (194, 343508), (211, 315832), (296, 225137), (388, 171754), (407, 163736), (422, 157916), (776, 85877), (814, 81868), (844, 78958), (1067, 62456), (1628, 40934), (1688, 39479), (2134, 31228), (2321, 28712), (3256, 20467), (3589, 18568), (4268, 15614), (4642, 14356), (7178, 9284), (7807, 8536)]