22729225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 30008000

約数和(自身を除く): 7278775

約数列:

[1, 5, 19, 25, 95, 109, 439, 475, 545, 2071, 2195, 2725, 8341, 10355, 10975, 41705, 47851, 51775, 208525, 239255, 909169, 1196275, 4545845, 22729225]

約数ペア:

[(1, 22729225), (5, 4545845), (19, 1196275), (25, 909169), (95, 239255), (109, 208525), (439, 51775), (475, 47851), (545, 41705), (2071, 10975), (2195, 10355), (2725, 8341)]