161710250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{49757}}^1$

素因数の和:49787

約数の個数: 32

約数和(自身を含む): 326014416

約数和(自身を除く): 164304166

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 49757, 99514, 248785, 497570, 646841, 1243925, 1293682, 2487850, 3234205, 6219625, 6468410, 12439250, 16171025, 32342050, 80855125, 161710250]

約数ペア:

[(1, 161710250), (2, 80855125), (5, 32342050), (10, 16171025), (13, 12439250), (25, 6468410), (26, 6219625), (50, 3234205), (65, 2487850), (125, 1293682), (130, 1243925), (250, 646841), (325, 497570), (650, 248785), (1625, 99514), (3250, 49757)]