64292048

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3467}}^1$

素因数の和:3555

約数の個数: 40

約数和(自身を含む): 133309920

約数和(自身を除く): 69017872

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 2318, 3467, 4636, 6934, 9272, 13868, 18544, 27736, 55472, 65873, 131746, 211487, 263492, 422974, 526984, 845948, 1053968, 1691896, 3383792, 4018253, 8036506, 16073012, 32146024, 64292048]

約数ペア:

[(1, 64292048), (2, 32146024), (4, 16073012), (8, 8036506), (16, 4018253), (19, 3383792), (38, 1691896), (61, 1053968), (76, 845948), (122, 526984), (152, 422974), (244, 263492), (304, 211487), (488, 131746), (976, 65873), (1159, 55472), (2318, 27736), (3467, 18544), (4636, 13868), (6934, 9272)]