252436015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2441}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 342974016

約数和(自身を除く): 90538001

約数列:

[1, 5, 13, 37, 43, 65, 185, 215, 481, 559, 1591, 2405, 2441, 2795, 7955, 12205, 20683, 31733, 90317, 103415, 104963, 158665, 451585, 524815, 1174121, 1364519, 3883631, 5870605, 6822595, 19418155, 50487203, 252436015]

約数ペア:

[(1, 252436015), (5, 50487203), (13, 19418155), (37, 6822595), (43, 5870605), (65, 3883631), (185, 1364519), (215, 1174121), (481, 524815), (559, 451585), (1591, 158665), (2405, 104963), (2441, 103415), (2795, 90317), (7955, 31733), (12205, 20683)]