85718968

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{821}}^1$

素因数の和:1279

約数の個数: 32

約数和(自身を含む): 166504320

約数和(自身を除く): 80785352

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 421, 821, 842, 1642, 1684, 3284, 3368, 6568, 13051, 25451, 26102, 50902, 52204, 101804, 104408, 203608, 345641, 691282, 1382564, 2765128, 10714871, 21429742, 42859484, 85718968]

約数ペア:

[(1, 85718968), (2, 42859484), (4, 21429742), (8, 10714871), (31, 2765128), (62, 1382564), (124, 691282), (248, 345641), (421, 203608), (821, 104408), (842, 101804), (1642, 52204), (1684, 50902), (3284, 26102), (3368, 25451), (6568, 13051)]