5640625

素因数分解:

$5^6\times {\mathrm{19}}^2$

素因数の和:68

約数の個数: 21

約数和(自身を含む): 7441311

約数和(自身を除く): 1800686

約数列:

[1, 5, 19, 25, 95, 125, 361, 475, 625, 1805, 2375, 3125, 9025, 11875, 15625, 45125, 59375, 225625, 296875, 1128125, 5640625]

約数ペア:

[(1, 5640625), (5, 1128125), (19, 296875), (25, 225625), (95, 59375), (125, 45125), (361, 15625), (475, 11875), (625, 9025), (1805, 3125)]