126455600

素因数分解:

$2^4\times 5^2\times {\mathrm{316139}}^1$

素因数の和:316157

約数の個数: 30

約数和(自身を含む): 303810540

約数和(自身を除く): 177354940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 316139, 632278, 1264556, 1580695, 2529112, 3161390, 5058224, 6322780, 7903475, 12645560, 15806950, 25291120, 31613900, 63227800, 126455600]

約数ペア:

[(1, 126455600), (2, 63227800), (4, 31613900), (5, 25291120), (8, 15806950), (10, 12645560), (16, 7903475), (20, 6322780), (25, 5058224), (40, 3161390), (50, 2529112), (80, 1580695), (100, 1264556), (200, 632278), (400, 316139)]