68391830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27689}}^1$

素因数の和:27728

約数の個数: 32

約数和(自身を含む): 139557600

約数和(自身を除く): 71165770

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 27689, 55378, 138445, 276890, 359957, 526091, 719914, 1052182, 1799785, 2630455, 3599570, 5260910, 6839183, 13678366, 34195915, 68391830]

約数ペア:

[(1, 68391830), (2, 34195915), (5, 13678366), (10, 6839183), (13, 5260910), (19, 3599570), (26, 2630455), (38, 1799785), (65, 1052182), (95, 719914), (130, 526091), (190, 359957), (247, 276890), (494, 138445), (1235, 55378), (2470, 27689)]