70001200

素因数分解:

$2^4\times 5^2\times {\mathrm{175003}}^1$

素因数の和:175021

約数の個数: 30

約数和(自身を含む): 168178844

約数和(自身を除く): 98177644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 175003, 350006, 700012, 875015, 1400024, 1750030, 2800048, 3500060, 4375075, 7000120, 8750150, 14000240, 17500300, 35000600, 70001200]

約数ペア:

[(1, 70001200), (2, 35000600), (4, 17500300), (5, 14000240), (8, 8750150), (10, 7000120), (16, 4375075), (20, 3500060), (25, 2800048), (40, 1750030), (50, 1400024), (80, 875015), (100, 700012), (200, 350006), (400, 175003)]