81838010

素因数分解:

$2^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{10091}}^1$

素因数の和:10909

約数の個数: 16

約数和(自身を含む): 147504672

約数和(自身を除く): 65666662

約数列:

[1, 2, 5, 10, 811, 1622, 4055, 8110, 10091, 20182, 50455, 100910, 8183801, 16367602, 40919005, 81838010]

約数ペア:

[(1, 81838010), (2, 40919005), (5, 16367602), (10, 8183801), (811, 100910), (1622, 50455), (4055, 20182), (8110, 10091)]