172743175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{4001}}^1$

素因数の和:4179

約数の個数: 24

約数和(自身を含む): 235221552

約数和(自身を除く): 62478377

約数列:

[1, 5, 11, 25, 55, 157, 275, 785, 1727, 3925, 4001, 8635, 20005, 43175, 44011, 100025, 220055, 628157, 1100275, 3140785, 6909727, 15703925, 34548635, 172743175]

約数ペア:

[(1, 172743175), (5, 34548635), (11, 15703925), (25, 6909727), (55, 3140785), (157, 1100275), (275, 628157), (785, 220055), (1727, 100025), (3925, 44011), (4001, 43175), (8635, 20005)]