78770770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31891}}^1$

素因数の和:31930

約数の個数: 32

約数和(自身を含む): 160735680

約数和(自身を除く): 81964910

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 31891, 63782, 159455, 318910, 414583, 605929, 829166, 1211858, 2072915, 3029645, 4145830, 6059290, 7877077, 15754154, 39385385, 78770770]

約数ペア:

[(1, 78770770), (2, 39385385), (5, 15754154), (10, 7877077), (13, 6059290), (19, 4145830), (26, 3029645), (38, 2072915), (65, 1211858), (95, 829166), (130, 605929), (190, 414583), (247, 318910), (494, 159455), (1235, 63782), (2470, 31891)]