90056800

素因数分解:

$2^5\times 5^2\times {\mathrm{112571}}^1$

素因数の和:112591

約数の個数: 36

約数和(自身を含む): 219853116

約数和(自身を除く): 129796316

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 112571, 225142, 450284, 562855, 900568, 1125710, 1801136, 2251420, 2814275, 3602272, 4502840, 5628550, 9005680, 11257100, 18011360, 22514200, 45028400, 90056800]

約数ペア:

[(1, 90056800), (2, 45028400), (4, 22514200), (5, 18011360), (8, 11257100), (10, 9005680), (16, 5628550), (20, 4502840), (25, 3602272), (32, 2814275), (40, 2251420), (50, 1801136), (80, 1125710), (100, 900568), (160, 562855), (200, 450284), (400, 225142), (800, 112571)]