873125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{127}}^1$

素因数の和:158

約数の個数: 20

約数和(自身を含む): 1199616

約数和(自身を除く): 326491

約数列:

[1, 5, 11, 25, 55, 125, 127, 275, 625, 635, 1375, 1397, 3175, 6875, 6985, 15875, 34925, 79375, 174625, 873125]

約数ペア:

[(1, 873125), (5, 174625), (11, 79375), (25, 34925), (55, 15875), (125, 6985), (127, 6875), (275, 3175), (625, 1397), (635, 1375)]