61212400

素因数分解:

$2^4\times 5^2\times {\mathrm{199}}^1\times {\mathrm{769}}^1$

素因数の和:986

約数の個数: 60

約数和(自身を含む): 147994000

約数和(自身を除く): 86781600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 199, 200, 398, 400, 769, 796, 995, 1538, 1592, 1990, 3076, 3184, 3845, 3980, 4975, 6152, 7690, 7960, 9950, 12304, 15380, 15920, 19225, 19900, 30760, 38450, 39800, 61520, 76900, 79600, 153031, 153800, 306062, 307600, 612124, 765155, 1224248, 1530310, 2448496, 3060620, 3825775, 6121240, 7651550, 12242480, 15303100, 30606200, 61212400]

約数ペア:

[(1, 61212400), (2, 30606200), (4, 15303100), (5, 12242480), (8, 7651550), (10, 6121240), (16, 3825775), (20, 3060620), (25, 2448496), (40, 1530310), (50, 1224248), (80, 765155), (100, 612124), (199, 307600), (200, 306062), (398, 153800), (400, 153031), (769, 79600), (796, 76900), (995, 61520), (1538, 39800), (1592, 38450), (1990, 30760), (3076, 19900), (3184, 19225), (3845, 15920), (3980, 15380), (4975, 12304), (6152, 9950), (7690, 7960)]