123548080

素因数分解:

$2^4\times 5^1\times {\mathrm{617}}^1\times {\mathrm{2503}}^1$

素因数の和:3133

約数の個数: 40

約数和(自身を含む): 287829792

約数和(自身を除く): 164281712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 617, 1234, 2468, 2503, 3085, 4936, 5006, 6170, 9872, 10012, 12340, 12515, 20024, 24680, 25030, 40048, 49360, 50060, 100120, 200240, 1544351, 3088702, 6177404, 7721755, 12354808, 15443510, 24709616, 30887020, 61774040, 123548080]

約数ペア:

[(1, 123548080), (2, 61774040), (4, 30887020), (5, 24709616), (8, 15443510), (10, 12354808), (16, 7721755), (20, 6177404), (40, 3088702), (80, 1544351), (617, 200240), (1234, 100120), (2468, 50060), (2503, 49360), (3085, 40048), (4936, 25030), (5006, 24680), (6170, 20024), (9872, 12515), (10012, 12340)]