54155600

素因数分解:

$2^4\times 5^2\times {\mathrm{135389}}^1$

素因数の和:135407

約数の個数: 30

約数和(自身を含む): 130109790

約数和(自身を除く): 75954190

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 135389, 270778, 541556, 676945, 1083112, 1353890, 2166224, 2707780, 3384725, 5415560, 6769450, 10831120, 13538900, 27077800, 54155600]

約数ペア:

[(1, 54155600), (2, 27077800), (4, 13538900), (5, 10831120), (8, 6769450), (10, 5415560), (16, 3384725), (20, 2707780), (25, 2166224), (40, 1353890), (50, 1083112), (80, 676945), (100, 541556), (200, 270778), (400, 135389)]