51351625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{31601}}^1$

素因数の和:31629

約数の個数: 16

約数和(自身を含む): 69018768

約数和(自身を除く): 17667143

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 31601, 158005, 410813, 790025, 2054065, 3950125, 10270325, 51351625]

約数ペア:

[(1, 51351625), (5, 10270325), (13, 3950125), (25, 2054065), (65, 790025), (125, 410813), (325, 158005), (1625, 31601)]