64120408

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 137894400

約数和(自身を除く): 73773992

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 47, 74, 88, 94, 148, 188, 296, 376, 407, 419, 517, 814, 838, 1034, 1628, 1676, 1739, 2068, 3256, 3352, 3478, 4136, 4609, 6956, 9218, 13912, 15503, 18436, 19129, 19693, 31006, 36872, 38258, 39386, 62012, 76516, 78772, 124024, 153032, 157544, 170533, 216623, 341066, 433246, 682132, 728641, 866492, 1364264, 1457282, 1732984, 2914564, 5829128, 8015051, 16030102, 32060204, 64120408]

約数ペア:

[(1, 64120408), (2, 32060204), (4, 16030102), (8, 8015051), (11, 5829128), (22, 2914564), (37, 1732984), (44, 1457282), (47, 1364264), (74, 866492), (88, 728641), (94, 682132), (148, 433246), (188, 341066), (296, 216623), (376, 170533), (407, 157544), (419, 153032), (517, 124024), (814, 78772), (838, 76516), (1034, 62012), (1628, 39386), (1676, 38258), (1739, 36872), (2068, 31006), (3256, 19693), (3352, 19129), (3478, 18436), (4136, 15503), (4609, 13912), (6956, 9218)]