31894925

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:146

約数の個数: 36

約数和(自身を含む): 43093596

約数和(自身を除く): 11198671

約数列:

[1, 5, 25, 29, 37, 41, 145, 185, 205, 725, 841, 925, 1025, 1073, 1189, 1517, 4205, 5365, 5945, 7585, 21025, 26825, 29725, 31117, 34481, 37925, 43993, 155585, 172405, 219965, 777925, 862025, 1099825, 1275797, 6378985, 31894925]

約数ペア:

[(1, 31894925), (5, 6378985), (25, 1275797), (29, 1099825), (37, 862025), (41, 777925), (145, 219965), (185, 172405), (205, 155585), (725, 43993), (841, 37925), (925, 34481), (1025, 31117), (1073, 29725), (1189, 26825), (1517, 21025), (4205, 7585), (5365, 5945)]