161001445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1061}}^1$

素因数の和:1197

約数の個数: 32

約数和(自身を含む): 220216320

約数和(自身を除く): 59214875

約数列:

[1, 5, 11, 31, 55, 89, 155, 341, 445, 979, 1061, 1705, 2759, 4895, 5305, 11671, 13795, 30349, 32891, 58355, 94429, 151745, 164455, 361801, 472145, 1038719, 1809005, 2927299, 5193595, 14636495, 32200289, 161001445]

約数ペア:

[(1, 161001445), (5, 32200289), (11, 14636495), (31, 5193595), (55, 2927299), (89, 1809005), (155, 1038719), (341, 472145), (445, 361801), (979, 164455), (1061, 151745), (1705, 94429), (2759, 58355), (4895, 32891), (5305, 30349), (11671, 13795)]