68669500

素因数分解:

$2^2\times 5^3\times {\mathrm{137339}}^1$

素因数の和:137358

約数の個数: 24

約数和(自身を含む): 149975280

約数和(自身を除く): 81305780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 137339, 274678, 549356, 686695, 1373390, 2746780, 3433475, 6866950, 13733900, 17167375, 34334750, 68669500]

約数ペア:

[(1, 68669500), (2, 34334750), (4, 17167375), (5, 13733900), (10, 6866950), (20, 3433475), (25, 2746780), (50, 1373390), (100, 686695), (125, 549356), (250, 274678), (500, 137339)]