15278800

素因数分解:

$2^4\times 5^2\times {\mathrm{38197}}^1$

素因数の和:38215

約数の個数: 30

約数和(自身を含む): 36708278

約数和(自身を除く): 21429478

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 38197, 76394, 152788, 190985, 305576, 381970, 611152, 763940, 954925, 1527880, 1909850, 3055760, 3819700, 7639400, 15278800]

約数ペア:

[(1, 15278800), (2, 7639400), (4, 3819700), (5, 3055760), (8, 1909850), (10, 1527880), (16, 954925), (20, 763940), (25, 611152), (40, 381970), (50, 305576), (80, 190985), (100, 152788), (200, 76394), (400, 38197)]