398590025

素因数分解:

$5^2\times {\mathrm{4219}}^1\times {\mathrm{3779}}^1$

素因数の和:8008

約数の個数: 12

約数和(自身を含む): 494499600

約数和(自身を除く): 95909575

約数列:

[1, 5, 25, 3779, 4219, 18895, 21095, 94475, 105475, 15943601, 79718005, 398590025]

約数ペア:

[(1, 398590025), (5, 79718005), (25, 15943601), (3779, 105475), (4219, 94475), (18895, 21095)]