80255984

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{30773}}^1$

素因数の和:30944

約数の個数: 20

約数和(自身を含む): 156455016

約数和(自身を除く): 76199032

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 30773, 61546, 123092, 246184, 492368, 5015999, 10031998, 20063996, 40127992, 80255984]

約数ペア:

[(1, 80255984), (2, 40127992), (4, 20063996), (8, 10031998), (16, 5015999), (163, 492368), (326, 246184), (652, 123092), (1304, 61546), (2608, 30773)]