68222680

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{20549}}^1$

素因数の和:20643

約数の個数: 32

約数和(自身を含む): 155358000

約数和(自身を除く): 87135320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 20549, 41098, 82196, 102745, 164392, 205490, 410980, 821960, 1705567, 3411134, 6822268, 8527835, 13644536, 17055670, 34111340, 68222680]

約数ペア:

[(1, 68222680), (2, 34111340), (4, 17055670), (5, 13644536), (8, 8527835), (10, 6822268), (20, 3411134), (40, 1705567), (83, 821960), (166, 410980), (332, 205490), (415, 164392), (664, 102745), (830, 82196), (1660, 41098), (3320, 20549)]