55139600

素因数分解:

$2^4\times 5^2\times {\mathrm{137849}}^1$

素因数の和:137867

約数の個数: 30

約数和(自身を含む): 132473850

約数和(自身を除く): 77334250

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 137849, 275698, 551396, 689245, 1102792, 1378490, 2205584, 2756980, 3446225, 5513960, 6892450, 11027920, 13784900, 27569800, 55139600]

約数ペア:

[(1, 55139600), (2, 27569800), (4, 13784900), (5, 11027920), (8, 6892450), (10, 5513960), (16, 3446225), (20, 2756980), (25, 2205584), (40, 1378490), (50, 1102792), (80, 689245), (100, 551396), (200, 275698), (400, 137849)]