164075728

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{123551}}^1$

素因数の和:123642

約数の個数: 20

約数和(自身を含む): 321729408

約数和(自身を除く): 157653680

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 123551, 247102, 494204, 988408, 1976816, 10254733, 20509466, 41018932, 82037864, 164075728]

約数ペア:

[(1, 164075728), (2, 82037864), (4, 41018932), (8, 20509466), (16, 10254733), (83, 1976816), (166, 988408), (332, 494204), (664, 247102), (1328, 123551)]