81306870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{7151}}^1$

素因数の和:7540

約数の個数: 32

約数和(自身を含む): 195678720

約数和(自身を除く): 114371850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 379, 758, 1137, 1895, 2274, 3790, 5685, 7151, 11370, 14302, 21453, 35755, 42906, 71510, 107265, 214530, 2710229, 5420458, 8130687, 13551145, 16261374, 27102290, 40653435, 81306870]

約数ペア:

[(1, 81306870), (2, 40653435), (3, 27102290), (5, 16261374), (6, 13551145), (10, 8130687), (15, 5420458), (30, 2710229), (379, 214530), (758, 107265), (1137, 71510), (1895, 42906), (2274, 35755), (3790, 21453), (5685, 14302), (7151, 11370)]