123434800

素因数分解:

$2^4\times 5^2\times {\mathrm{308587}}^1$

素因数の和:308605

約数の個数: 30

約数和(自身を含む): 296553068

約数和(自身を除く): 173118268

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 308587, 617174, 1234348, 1542935, 2468696, 3085870, 4937392, 6171740, 7714675, 12343480, 15429350, 24686960, 30858700, 61717400, 123434800]

約数ペア:

[(1, 123434800), (2, 61717400), (4, 30858700), (5, 24686960), (8, 15429350), (10, 12343480), (16, 7714675), (20, 6171740), (25, 4937392), (40, 3085870), (50, 2468696), (80, 1542935), (100, 1234348), (200, 617174), (400, 308587)]