61147280

素因数分解:

$2^4\times 5^1\times {\mathrm{764341}}^1$

素因数の和:764354

約数の個数: 20

約数和(自身を含む): 142167612

約数和(自身を除く): 81020332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 764341, 1528682, 3057364, 3821705, 6114728, 7643410, 12229456, 15286820, 30573640, 61147280]

約数ペア:

[(1, 61147280), (2, 30573640), (4, 15286820), (5, 12229456), (8, 7643410), (10, 6114728), (16, 3821705), (20, 3057364), (40, 1528682), (80, 764341)]