81655110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{907279}}^1$

素因数の和:907292

約数の個数: 24

約数和(自身を含む): 212303520

約数和(自身を除く): 130648410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 907279, 1814558, 2721837, 4536395, 5443674, 8165511, 9072790, 13609185, 16331022, 27218370, 40827555, 81655110]

約数ペア:

[(1, 81655110), (2, 40827555), (3, 27218370), (5, 16331022), (6, 13609185), (9, 9072790), (10, 8165511), (15, 5443674), (18, 4536395), (30, 2721837), (45, 1814558), (90, 907279)]