63515660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{244291}}^1$

素因数の和:244313

約数の個数: 24

約数和(自身を含む): 143643696

約数和(自身を除く): 80128036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 244291, 488582, 977164, 1221455, 2442910, 3175783, 4885820, 6351566, 12703132, 15878915, 31757830, 63515660]

約数ペア:

[(1, 63515660), (2, 31757830), (4, 15878915), (5, 12703132), (10, 6351566), (13, 4885820), (20, 3175783), (26, 2442910), (52, 1221455), (65, 977164), (130, 488582), (260, 244291)]