155315456

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{19571}}^1$

素因数の和:19618

約数の個数: 36

約数和(自身を含む): 320041344

約数和(自身を除く): 164725888

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 19571, 39142, 78284, 156568, 313136, 606701, 626272, 1213402, 1252544, 2426804, 2505088, 4853608, 5010176, 9707216, 19414432, 38828864, 77657728, 155315456]

約数ペア:

[(1, 155315456), (2, 77657728), (4, 38828864), (8, 19414432), (16, 9707216), (31, 5010176), (32, 4853608), (62, 2505088), (64, 2426804), (124, 1252544), (128, 1213402), (248, 626272), (256, 606701), (496, 313136), (992, 156568), (1984, 78284), (3968, 39142), (7936, 19571)]