68786575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 101993472

約数和(自身を除く): 33206897

約数列:

[1, 5, 11, 13, 25, 55, 65, 71, 143, 271, 275, 325, 355, 715, 781, 923, 1355, 1775, 2981, 3523, 3575, 3905, 4615, 6775, 10153, 14905, 17615, 19241, 19525, 23075, 38753, 50765, 74525, 88075, 96205, 193765, 211651, 250133, 253825, 481025, 968825, 1058255, 1250665, 2751463, 5291275, 6253325, 13757315, 68786575]

約数ペア:

[(1, 68786575), (5, 13757315), (11, 6253325), (13, 5291275), (25, 2751463), (55, 1250665), (65, 1058255), (71, 968825), (143, 481025), (271, 253825), (275, 250133), (325, 211651), (355, 193765), (715, 96205), (781, 88075), (923, 74525), (1355, 50765), (1775, 38753), (2981, 23075), (3523, 19525), (3575, 19241), (3905, 17615), (4615, 14905), (6775, 10153)]