420100775

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{1451}}^1$

素因数の和:1811

約数の個数: 24

約数和(自身を含む): 537083184

約数和(自身を除く): 116982409

約数列:

[1, 5, 25, 37, 185, 313, 925, 1451, 1565, 7255, 7825, 11581, 36275, 53687, 57905, 268435, 289525, 454163, 1342175, 2270815, 11354075, 16804031, 84020155, 420100775]

約数ペア:

[(1, 420100775), (5, 84020155), (25, 16804031), (37, 11354075), (185, 2270815), (313, 1342175), (925, 454163), (1451, 289525), (1565, 268435), (7255, 57905), (7825, 53687), (11581, 36275)]