156764725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 224985600

約数和(自身を除く): 68220875

約数列:

[1, 5, 13, 19, 25, 53, 65, 95, 247, 265, 325, 475, 479, 689, 1007, 1235, 1325, 2395, 3445, 5035, 6175, 6227, 9101, 11975, 13091, 17225, 25175, 25387, 31135, 45505, 65455, 118313, 126935, 155675, 227525, 327275, 330031, 482353, 591565, 634675, 1650155, 2411765, 2957825, 6270589, 8250775, 12058825, 31352945, 156764725]

約数ペア:

[(1, 156764725), (5, 31352945), (13, 12058825), (19, 8250775), (25, 6270589), (53, 2957825), (65, 2411765), (95, 1650155), (247, 634675), (265, 591565), (325, 482353), (475, 330031), (479, 327275), (689, 227525), (1007, 155675), (1235, 126935), (1325, 118313), (2395, 65455), (3445, 45505), (5035, 31135), (6175, 25387), (6227, 25175), (9101, 17225), (11975, 13091)]