99147280

素因数分解:

$2^4\times 5^1\times {\mathrm{1239341}}^1$

素因数の和:1239354

約数の個数: 20

約数和(自身を含む): 230517612

約数和(自身を除く): 131370332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1239341, 2478682, 4957364, 6196705, 9914728, 12393410, 19829456, 24786820, 49573640, 99147280]

約数ペア:

[(1, 99147280), (2, 49573640), (4, 24786820), (5, 19829456), (8, 12393410), (10, 9914728), (16, 6196705), (20, 4957364), (40, 2478682), (80, 1239341)]