74720425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3769}}^1$

素因数の和:3853

約数の個数: 24

約数和(自身を含む): 101443160

約数和(自身を除く): 26722735

約数列:

[1, 5, 13, 25, 61, 65, 305, 325, 793, 1525, 3769, 3965, 18845, 19825, 48997, 94225, 229909, 244985, 1149545, 1224925, 2988817, 5747725, 14944085, 74720425]

約数ペア:

[(1, 74720425), (5, 14944085), (13, 5747725), (25, 2988817), (61, 1224925), (65, 1149545), (305, 244985), (325, 229909), (793, 94225), (1525, 48997), (3769, 19825), (3965, 18845)]