2578125

素因数分解:

$3^1\times 5^7\times {\mathrm{11}}^1$

素因数の和:49

約数の個数: 32

約数和(自身を含む): 4687488

約数和(自身を除く): 2109363

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 625, 825, 1375, 1875, 3125, 4125, 6875, 9375, 15625, 20625, 34375, 46875, 78125, 103125, 171875, 234375, 515625, 859375, 2578125]

約数ペア:

[(1, 2578125), (3, 859375), (5, 515625), (11, 234375), (15, 171875), (25, 103125), (33, 78125), (55, 46875), (75, 34375), (125, 20625), (165, 15625), (275, 9375), (375, 6875), (625, 4125), (825, 3125), (1375, 1875)]