166281505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5189}}^1$

素因数の和:5253

約数の個数: 32

約数和(自身を含む): 235418400

約数和(自身を除く): 69136895

約数列:

[1, 5, 13, 17, 29, 65, 85, 145, 221, 377, 493, 1105, 1885, 2465, 5189, 6409, 25945, 32045, 67457, 88213, 150481, 337285, 441065, 752405, 1146769, 1956253, 2558177, 5733845, 9781265, 12790885, 33256301, 166281505]

約数ペア:

[(1, 166281505), (5, 33256301), (13, 12790885), (17, 9781265), (29, 5733845), (65, 2558177), (85, 1956253), (145, 1146769), (221, 752405), (377, 441065), (493, 337285), (1105, 150481), (1885, 88213), (2465, 67457), (5189, 32045), (6409, 25945)]