75129640

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2903}}^1$

素因数の和:3561

約数の個数: 32

約数和(自身を含む): 169361280

約数和(自身を除く): 94231640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 2588, 2903, 3235, 5176, 5806, 6470, 11612, 12940, 14515, 23224, 25880, 29030, 58060, 116120, 1878241, 3756482, 7512964, 9391205, 15025928, 18782410, 37564820, 75129640]

約数ペア:

[(1, 75129640), (2, 37564820), (4, 18782410), (5, 15025928), (8, 9391205), (10, 7512964), (20, 3756482), (40, 1878241), (647, 116120), (1294, 58060), (2588, 29030), (2903, 25880), (3235, 23224), (5176, 14515), (5806, 12940), (6470, 11612)]