81132830

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{188681}}^1$

素因数の和:188731

約数の個数: 16

約数和(自身を含む): 149436144

約数和(自身を除く): 68303314

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 188681, 377362, 943405, 1886810, 8113283, 16226566, 40566415, 81132830]

約数ペア:

[(1, 81132830), (2, 40566415), (5, 16226566), (10, 8113283), (43, 1886810), (86, 943405), (215, 377362), (430, 188681)]