130812025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1321}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 172616184

約数和(自身を除く): 41804159

約数列:

[1, 5, 17, 25, 85, 233, 425, 1165, 1321, 3961, 5825, 6605, 19805, 22457, 33025, 99025, 112285, 307793, 561425, 1538965, 5232481, 7694825, 26162405, 130812025]

約数ペア:

[(1, 130812025), (5, 26162405), (17, 7694825), (25, 5232481), (85, 1538965), (233, 561425), (425, 307793), (1165, 112285), (1321, 99025), (3961, 33025), (5825, 22457), (6605, 19805)]