2618125

素因数分解:

$5^4\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 20

約数和(自身を含む): 3373920

約数和(自身を除く): 755795

約数列:

[1, 5, 25, 59, 71, 125, 295, 355, 625, 1475, 1775, 4189, 7375, 8875, 20945, 36875, 44375, 104725, 523625, 2618125]

約数ペア:

[(1, 2618125), (5, 523625), (25, 104725), (59, 44375), (71, 36875), (125, 20945), (295, 8875), (355, 7375), (625, 4189), (1475, 1775)]