81660270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{40627}}^1$

素因数の和:40704

約数の個数: 32

約数和(自身を含む): 198914688

約数和(自身を除く): 117254418

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 40627, 81254, 121881, 203135, 243762, 406270, 609405, 1218810, 2722009, 5444018, 8166027, 13610045, 16332054, 27220090, 40830135, 81660270]

約数ペア:

[(1, 81660270), (2, 40830135), (3, 27220090), (5, 16332054), (6, 13610045), (10, 8166027), (15, 5444018), (30, 2722009), (67, 1218810), (134, 609405), (201, 406270), (335, 243762), (402, 203135), (670, 121881), (1005, 81254), (2010, 40627)]