520819825

素因数分解:

$5^2\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{1723}}^1$

素因数の和:1953

約数の個数: 24

約数和(自身を含む): 658002528

約数和(自身を除く): 137182703

約数列:

[1, 5, 25, 107, 113, 535, 565, 1723, 2675, 2825, 8615, 12091, 43075, 60455, 184361, 194699, 302275, 921805, 973495, 4609025, 4867475, 20832793, 104163965, 520819825]

約数ペア:

[(1, 520819825), (5, 104163965), (25, 20832793), (107, 4867475), (113, 4609025), (535, 973495), (565, 921805), (1723, 302275), (2675, 194699), (2825, 184361), (8615, 60455), (12091, 43075)]