255190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1$

素因数の和:184

約数の個数: 24

約数和(自身を含む): 500688

約数和(自身を除く): 245498

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 151, 169, 302, 338, 755, 845, 1510, 1690, 1963, 3926, 9815, 19630, 25519, 51038, 127595, 255190]

約数ペア:

[(1, 255190), (2, 127595), (5, 51038), (10, 25519), (13, 19630), (26, 9815), (65, 3926), (130, 1963), (151, 1690), (169, 1510), (302, 845), (338, 755)]