4975625

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:458

約数の個数: 20

約数和(自身を含む): 6560400

約数和(自身を除く): 1584775

約数列:

[1, 5, 19, 25, 95, 125, 419, 475, 625, 2095, 2375, 7961, 10475, 11875, 39805, 52375, 199025, 261875, 995125, 4975625]

約数ペア:

[(1, 4975625), (5, 995125), (19, 261875), (25, 199025), (95, 52375), (125, 39805), (419, 11875), (475, 10475), (625, 7961), (2095, 2375)]