80157568

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{20201}}^1$

素因数の和:20246

約数の個数: 32

約数和(自身を含む): 164848320

約数和(自身を除く): 84690752

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 20201, 40402, 80804, 161608, 323216, 626231, 646432, 1252462, 1292864, 2504924, 2585728, 5009848, 10019696, 20039392, 40078784, 80157568]

約数ペア:

[(1, 80157568), (2, 40078784), (4, 20039392), (8, 10019696), (16, 5009848), (31, 2585728), (32, 2504924), (62, 1292864), (64, 1252462), (124, 646432), (128, 626231), (248, 323216), (496, 161608), (992, 80804), (1984, 40402), (3968, 20201)]