30708400

素因数分解:

$2^4\times 5^2\times {\mathrm{76771}}^1$

素因数の和:76789

約数の個数: 30

約数和(自身を含む): 73777892

約数和(自身を除く): 43069492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 76771, 153542, 307084, 383855, 614168, 767710, 1228336, 1535420, 1919275, 3070840, 3838550, 6141680, 7677100, 15354200, 30708400]

約数ペア:

[(1, 30708400), (2, 15354200), (4, 7677100), (5, 6141680), (8, 3838550), (10, 3070840), (16, 1919275), (20, 1535420), (25, 1228336), (40, 767710), (50, 614168), (80, 383855), (100, 307084), (200, 153542), (400, 76771)]