131456

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:106

約数の個数: 32

約数和(自身を含む): 285600

約数和(自身を除く): 154144

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 79, 104, 128, 158, 208, 316, 416, 632, 832, 1027, 1264, 1664, 2054, 2528, 4108, 5056, 8216, 10112, 16432, 32864, 65728, 131456]

約数ペア:

[(1, 131456), (2, 65728), (4, 32864), (8, 16432), (13, 10112), (16, 8216), (26, 5056), (32, 4108), (52, 2528), (64, 2054), (79, 1664), (104, 1264), (128, 1027), (158, 832), (208, 632), (316, 416)]