80909500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{23117}}^1$

素因数の和:23143

約数の個数: 48

約数和(自身を含む): 201958848

約数和(自身を除く): 121049348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 23117, 46234, 92468, 115585, 161819, 231170, 323638, 462340, 577925, 647276, 809095, 1155850, 1618190, 2311700, 2889625, 3236380, 4045475, 5779250, 8090950, 11558500, 16181900, 20227375, 40454750, 80909500]

約数ペア:

[(1, 80909500), (2, 40454750), (4, 20227375), (5, 16181900), (7, 11558500), (10, 8090950), (14, 5779250), (20, 4045475), (25, 3236380), (28, 2889625), (35, 2311700), (50, 1618190), (70, 1155850), (100, 809095), (125, 647276), (140, 577925), (175, 462340), (250, 323638), (350, 231170), (500, 161819), (700, 115585), (875, 92468), (1750, 46234), (3500, 23117)]