258584630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{4001}}^1$

素因数の和:4312

約数の個数: 32

約数和(自身を含む): 487539648

約数和(自身を除く): 228955018

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 281, 562, 1405, 2810, 4001, 6463, 8002, 12926, 20005, 32315, 40010, 64630, 92023, 184046, 460115, 920230, 1124281, 2248562, 5621405, 11242810, 25858463, 51716926, 129292315, 258584630]

約数ペア:

[(1, 258584630), (2, 129292315), (5, 51716926), (10, 25858463), (23, 11242810), (46, 5621405), (115, 2248562), (230, 1124281), (281, 920230), (562, 460115), (1405, 184046), (2810, 92023), (4001, 64630), (6463, 40010), (8002, 32315), (12926, 20005)]