16800225625

素因数分解:

$5^4\times {\mathrm{29}}^1\times {\mathrm{821}}^1\times {\mathrm{1129}}^1$

素因数の和:1999

約数の個数: 40

約数和(自身を含む): 21763189800

約数和(自身を除く): 4962964175

約数列:

[1, 5, 25, 29, 125, 145, 625, 725, 821, 1129, 3625, 4105, 5645, 18125, 20525, 23809, 28225, 32741, 102625, 119045, 141125, 163705, 513125, 595225, 705625, 818525, 926909, 2976125, 4092625, 4634545, 14880625, 20463125, 23172725, 26880361, 115863625, 134401805, 579318125, 672009025, 3360045125, 16800225625]

約数ペア:

[(1, 16800225625), (5, 3360045125), (25, 672009025), (29, 579318125), (125, 134401805), (145, 115863625), (625, 26880361), (725, 23172725), (821, 20463125), (1129, 14880625), (3625, 4634545), (4105, 4092625), (5645, 2976125), (18125, 926909), (20525, 818525), (23809, 705625), (28225, 595225), (32741, 513125), (102625, 163705), (119045, 141125)]