161172275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{3733}}^1$

素因数の和:3911

約数の個数: 24

約数和(自身を含む): 219469584

約数和(自身を除く): 58297309

約数列:

[1, 5, 11, 25, 55, 157, 275, 785, 1727, 3733, 3925, 8635, 18665, 41063, 43175, 93325, 205315, 586081, 1026575, 2930405, 6446891, 14652025, 32234455, 161172275]

約数ペア:

[(1, 161172275), (5, 32234455), (11, 14652025), (25, 6446891), (55, 2930405), (157, 1026575), (275, 586081), (785, 205315), (1727, 93325), (3733, 43175), (3925, 41063), (8635, 18665)]