2000764375

素因数分解:

$5^4\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{661}}^1$

素因数の和:877

約数の個数: 40

約数和(自身を含む): 2605790880

約数和(自身を除く): 605026505

約数列:

[1, 5, 25, 29, 125, 145, 167, 625, 661, 725, 835, 3305, 3625, 4175, 4843, 16525, 18125, 19169, 20875, 24215, 82625, 95845, 104375, 110387, 121075, 413125, 479225, 551935, 605375, 2396125, 2759675, 3026875, 3201223, 11980625, 13798375, 16006115, 68991875, 80030575, 400152875, 2000764375]

約数ペア:

[(1, 2000764375), (5, 400152875), (25, 80030575), (29, 68991875), (125, 16006115), (145, 13798375), (167, 11980625), (625, 3201223), (661, 3026875), (725, 2759675), (835, 2396125), (3305, 605375), (3625, 551935), (4175, 479225), (4843, 413125), (16525, 121075), (18125, 110387), (19169, 104375), (20875, 95845), (24215, 82625)]