38728825

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 49829400

約数和(自身を除く): 11100575

約数列:

[1, 5, 25, 37, 149, 185, 281, 745, 925, 1405, 3725, 5513, 7025, 10397, 27565, 41869, 51985, 137825, 209345, 259925, 1046725, 1549153, 7745765, 38728825]

約数ペア:

[(1, 38728825), (5, 7745765), (25, 1549153), (37, 1046725), (149, 259925), (185, 209345), (281, 137825), (745, 51985), (925, 41869), (1405, 27565), (3725, 10397), (5513, 7025)]