2690965225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{42901}}^1$

素因数の和:43117

約数の個数: 24

約数和(自身を含む): 3612176792

約数和(自身を除く): 921211567

約数列:

[1, 5, 13, 25, 65, 193, 325, 965, 2509, 4825, 12545, 42901, 62725, 214505, 557713, 1072525, 2788565, 8279893, 13942825, 41399465, 107638609, 206997325, 538193045, 2690965225]

約数ペア:

[(1, 2690965225), (5, 538193045), (13, 206997325), (25, 107638609), (65, 41399465), (193, 13942825), (325, 8279893), (965, 2788565), (2509, 1072525), (4825, 557713), (12545, 214505), (42901, 62725)]