81445710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{13781}}^1$

素因数の和:13988

約数の個数: 32

約数和(自身を含む): 196476192

約数和(自身を除く): 115030482

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 197, 394, 591, 985, 1182, 1970, 2955, 5910, 13781, 27562, 41343, 68905, 82686, 137810, 206715, 413430, 2714857, 5429714, 8144571, 13574285, 16289142, 27148570, 40722855, 81445710]

約数ペア:

[(1, 81445710), (2, 40722855), (3, 27148570), (5, 16289142), (6, 13574285), (10, 8144571), (15, 5429714), (30, 2714857), (197, 413430), (394, 206715), (591, 137810), (985, 82686), (1182, 68905), (1970, 41343), (2955, 27562), (5910, 13781)]