201328625

素因数分解:

$5^3\times {\mathrm{397}}^1\times {\mathrm{4057}}^1$

素因数の和:4469

約数の個数: 16

約数和(自身を含む): 251953104

約数和(自身を除く): 50624479

約数列:

[1, 5, 25, 125, 397, 1985, 4057, 9925, 20285, 49625, 101425, 507125, 1610629, 8053145, 40265725, 201328625]

約数ペア:

[(1, 201328625), (5, 40265725), (25, 8053145), (125, 1610629), (397, 507125), (1985, 101425), (4057, 49625), (9925, 20285)]