51238525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4261}}^1$

素因数の和:4321

約数の個数: 24

約数和(自身を含む): 70288904

約数和(自身を除く): 19050379

約数列:

[1, 5, 13, 25, 37, 65, 185, 325, 481, 925, 2405, 4261, 12025, 21305, 55393, 106525, 157657, 276965, 788285, 1384825, 2049541, 3941425, 10247705, 51238525]

約数ペア:

[(1, 51238525), (5, 10247705), (13, 3941425), (25, 2049541), (37, 1384825), (65, 788285), (185, 276965), (325, 157657), (481, 106525), (925, 55393), (2405, 21305), (4261, 12025)]