145708400

素因数分解:

$2^4\times 5^2\times {\mathrm{364271}}^1$

素因数の和:364289

約数の個数: 30

約数和(自身を含む): 350065392

約数和(自身を除く): 204356992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 364271, 728542, 1457084, 1821355, 2914168, 3642710, 5828336, 7285420, 9106775, 14570840, 18213550, 29141680, 36427100, 72854200, 145708400]

約数ペア:

[(1, 145708400), (2, 72854200), (4, 36427100), (5, 29141680), (8, 18213550), (10, 14570840), (16, 9106775), (20, 7285420), (25, 5828336), (40, 3642710), (50, 2914168), (80, 1821355), (100, 1457084), (200, 728542), (400, 364271)]