1721875

素因数分解:

$5^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:73

約数の個数: 24

約数和(自身を含む): 2343600

約数和(自身を除く): 621725

約数列:

[1, 5, 19, 25, 29, 95, 125, 145, 475, 551, 625, 725, 2375, 2755, 3125, 3625, 11875, 13775, 18125, 59375, 68875, 90625, 344375, 1721875]

約数ペア:

[(1, 1721875), (5, 344375), (19, 90625), (25, 68875), (29, 59375), (95, 18125), (125, 13775), (145, 11875), (475, 3625), (551, 3125), (625, 2755), (725, 2375)]