201625625

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{16979}}^1$

素因数の和:17018

約数の個数: 20

約数和(自身を含む): 265227600

約数和(自身を除く): 63601975

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 2375, 11875, 16979, 84895, 322601, 424475, 1613005, 2122375, 8065025, 10611875, 40325125, 201625625]

約数ペア:

[(1, 201625625), (5, 40325125), (19, 10611875), (25, 8065025), (95, 2122375), (125, 1613005), (475, 424475), (625, 322601), (2375, 84895), (11875, 16979)]