228322825

素因数分解:

$5^2\times {\mathrm{89}}^2\times {\mathrm{1153}}^1$

素因数の和:1341

約数の個数: 18

約数和(自身を含む): 286585514

約数和(自身を除く): 58262689

約数列:

[1, 5, 25, 89, 445, 1153, 2225, 5765, 7921, 28825, 39605, 102617, 198025, 513085, 2565425, 9132913, 45664565, 228322825]

約数ペア:

[(1, 228322825), (5, 45664565), (25, 9132913), (89, 2565425), (445, 513085), (1153, 198025), (2225, 102617), (5765, 39605), (7921, 28825)]