64858864

素因数分解:

$2^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2423}}^1$

素因数の和:2677

約数の個数: 40

約数和(自身を含む): 144276480

約数和(自身を除く): 79417616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 239, 478, 956, 1673, 1912, 2423, 3346, 3824, 4846, 6692, 9692, 13384, 16961, 19384, 26768, 33922, 38768, 67844, 135688, 271376, 579097, 1158194, 2316388, 4053679, 4632776, 8107358, 9265552, 16214716, 32429432, 64858864]

約数ペア:

[(1, 64858864), (2, 32429432), (4, 16214716), (7, 9265552), (8, 8107358), (14, 4632776), (16, 4053679), (28, 2316388), (56, 1158194), (112, 579097), (239, 271376), (478, 135688), (956, 67844), (1673, 38768), (1912, 33922), (2423, 26768), (3346, 19384), (3824, 16961), (4846, 13384), (6692, 9692)]