81198808

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{733}}^1$

素因数の和:1027

約数の個数: 32

約数和(自身を含む): 155637360

約数和(自身を除く): 74438552

約数列:

[1, 2, 4, 8, 61, 122, 227, 244, 454, 488, 733, 908, 1466, 1816, 2932, 5864, 13847, 27694, 44713, 55388, 89426, 110776, 166391, 178852, 332782, 357704, 665564, 1331128, 10149851, 20299702, 40599404, 81198808]

約数ペア:

[(1, 81198808), (2, 40599404), (4, 20299702), (8, 10149851), (61, 1331128), (122, 665564), (227, 357704), (244, 332782), (454, 178852), (488, 166391), (733, 110776), (908, 89426), (1466, 55388), (1816, 44713), (2932, 27694), (5864, 13847)]