2043855575

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61331}}^1$

素因数の和:61415

約数の個数: 24

約数和(自身を含む): 2677019136

約数和(自身を除く): 633163561

約数列:

[1, 5, 25, 31, 43, 155, 215, 775, 1075, 1333, 6665, 33325, 61331, 306655, 1533275, 1901261, 2637233, 9506305, 13186165, 47531525, 65930825, 81754223, 408771115, 2043855575]

約数ペア:

[(1, 2043855575), (5, 408771115), (25, 81754223), (31, 65930825), (43, 47531525), (155, 13186165), (215, 9506305), (775, 2637233), (1075, 1901261), (1333, 1533275), (6665, 306655), (33325, 61331)]