5644375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{821}}^1$

素因数の和:852

約数の個数: 20

約数和(自身を含む): 7703784

約数和(自身を除く): 2059409

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 821, 1375, 4105, 6875, 9031, 20525, 45155, 102625, 225775, 513125, 1128875, 5644375]

約数ペア:

[(1, 5644375), (5, 1128875), (11, 513125), (25, 225775), (55, 102625), (125, 45155), (275, 20525), (625, 9031), (821, 6875), (1375, 4105)]