77455820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{297907}}^1$

素因数の和:297929

約数の個数: 24

約数和(自身を含む): 175169904

約数和(自身を除く): 97714084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 297907, 595814, 1191628, 1489535, 2979070, 3872791, 5958140, 7745582, 15491164, 19363955, 38727910, 77455820]

約数ペア:

[(1, 77455820), (2, 38727910), (4, 19363955), (5, 15491164), (10, 7745582), (13, 5958140), (20, 3872791), (26, 2979070), (52, 1489535), (65, 1191628), (130, 595814), (260, 297907)]