172782730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{2087}}^1$

素因数の和:2598

約数の個数: 32

約数和(自身を含む): 330137856

約数和(自身を除く): 157355126

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 487, 974, 2087, 2435, 4174, 4870, 8279, 10435, 16558, 20870, 35479, 41395, 70958, 82790, 177395, 354790, 1016369, 2032738, 5081845, 10163690, 17278273, 34556546, 86391365, 172782730]

約数ペア:

[(1, 172782730), (2, 86391365), (5, 34556546), (10, 17278273), (17, 10163690), (34, 5081845), (85, 2032738), (170, 1016369), (487, 354790), (974, 177395), (2087, 82790), (2435, 70958), (4174, 41395), (4870, 35479), (8279, 20870), (10435, 16558)]