29678800

素因数分解:

$2^4\times 5^2\times {\mathrm{74197}}^1$

素因数の和:74215

約数の個数: 30

約数和(自身を含む): 71304278

約数和(自身を除く): 41625478

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 74197, 148394, 296788, 370985, 593576, 741970, 1187152, 1483940, 1854925, 2967880, 3709850, 5935760, 7419700, 14839400, 29678800]

約数ペア:

[(1, 29678800), (2, 14839400), (4, 7419700), (5, 5935760), (8, 3709850), (10, 2967880), (16, 1854925), (20, 1483940), (25, 1187152), (40, 741970), (50, 593576), (80, 370985), (100, 296788), (200, 148394), (400, 74197)]