86700920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{27437}}^1$

素因数の和:27527

約数の個数: 32

約数和(自身を含む): 197553600

約数和(自身を除く): 110852680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 27437, 54874, 109748, 137185, 219496, 274370, 548740, 1097480, 2167523, 4335046, 8670092, 10837615, 17340184, 21675230, 43350460, 86700920]

約数ペア:

[(1, 86700920), (2, 43350460), (4, 21675230), (5, 17340184), (8, 10837615), (10, 8670092), (20, 4335046), (40, 2167523), (79, 1097480), (158, 548740), (316, 274370), (395, 219496), (632, 137185), (790, 109748), (1580, 54874), (3160, 27437)]