20175175

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1283}}^1$

素因数の和:1347

約数の個数: 24

約数和(自身を含む): 27225936

約数和(自身を除く): 7050761

約数列:

[1, 5, 17, 25, 37, 85, 185, 425, 629, 925, 1283, 3145, 6415, 15725, 21811, 32075, 47471, 109055, 237355, 545275, 807007, 1186775, 4035035, 20175175]

約数ペア:

[(1, 20175175), (5, 4035035), (17, 1186775), (25, 807007), (37, 545275), (85, 237355), (185, 109055), (425, 47471), (629, 32075), (925, 21811), (1283, 15725), (3145, 6415)]