125320400

素因数分解:

$2^4\times 5^2\times {\mathrm{313301}}^1$

素因数の和:313319

約数の個数: 30

約数和(自身を含む): 301083222

約数和(自身を除く): 175762822

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 313301, 626602, 1253204, 1566505, 2506408, 3133010, 5012816, 6266020, 7832525, 12532040, 15665050, 25064080, 31330100, 62660200, 125320400]

約数ペア:

[(1, 125320400), (2, 62660200), (4, 31330100), (5, 25064080), (8, 15665050), (10, 12532040), (16, 7832525), (20, 6266020), (25, 5012816), (40, 3133010), (50, 2506408), (80, 1566505), (100, 1253204), (200, 626602), (400, 313301)]