40787816

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1009}}^1$

素因数の和:1209

約数の個数: 32

約数和(自身を含む): 79507200

約数和(自身を除く): 38719384

約数列:

[1, 2, 4, 8, 31, 62, 124, 163, 248, 326, 652, 1009, 1304, 2018, 4036, 5053, 8072, 10106, 20212, 31279, 40424, 62558, 125116, 164467, 250232, 328934, 657868, 1315736, 5098477, 10196954, 20393908, 40787816]

約数ペア:

[(1, 40787816), (2, 20393908), (4, 10196954), (8, 5098477), (31, 1315736), (62, 657868), (124, 328934), (163, 250232), (248, 164467), (326, 125116), (652, 62558), (1009, 40424), (1304, 31279), (2018, 20212), (4036, 10106), (5053, 8072)]