137540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2$

素因数の和:68

約数の個数: 36

約数和(自身を含む): 325164

約数和(自身を除く): 187624

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 529, 598, 1058, 1196, 1495, 2116, 2645, 2990, 5290, 5980, 6877, 10580, 13754, 27508, 34385, 68770, 137540]

約数ペア:

[(1, 137540), (2, 68770), (4, 34385), (5, 27508), (10, 13754), (13, 10580), (20, 6877), (23, 5980), (26, 5290), (46, 2990), (52, 2645), (65, 2116), (92, 1495), (115, 1196), (130, 1058), (230, 598), (260, 529), (299, 460)]