55228400

素因数分解:

$2^4\times 5^2\times {\mathrm{138071}}^1$

素因数の和:138089

約数の個数: 30

約数和(自身を含む): 132687192

約数和(自身を除く): 77458792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 138071, 276142, 552284, 690355, 1104568, 1380710, 2209136, 2761420, 3451775, 5522840, 6903550, 11045680, 13807100, 27614200, 55228400]

約数ペア:

[(1, 55228400), (2, 27614200), (4, 13807100), (5, 11045680), (8, 6903550), (10, 5522840), (16, 3451775), (20, 2761420), (25, 2209136), (40, 1380710), (50, 1104568), (80, 690355), (100, 552284), (200, 276142), (400, 138071)]