91329680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:804

約数の個数: 80

約数和(自身を含む): 230703984

約数和(自身を除く): 139374304

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 137, 208, 260, 274, 520, 548, 641, 685, 1040, 1096, 1282, 1370, 1781, 2192, 2564, 2740, 3205, 3562, 5128, 5480, 6410, 7124, 8333, 8905, 10256, 10960, 12820, 14248, 16666, 17810, 25640, 28496, 33332, 35620, 41665, 51280, 66664, 71240, 83330, 87817, 133328, 142480, 166660, 175634, 333320, 351268, 439085, 666640, 702536, 878170, 1141621, 1405072, 1756340, 2283242, 3512680, 4566484, 5708105, 7025360, 9132968, 11416210, 18265936, 22832420, 45664840, 91329680]

約数ペア:

[(1, 91329680), (2, 45664840), (4, 22832420), (5, 18265936), (8, 11416210), (10, 9132968), (13, 7025360), (16, 5708105), (20, 4566484), (26, 3512680), (40, 2283242), (52, 1756340), (65, 1405072), (80, 1141621), (104, 878170), (130, 702536), (137, 666640), (208, 439085), (260, 351268), (274, 333320), (520, 175634), (548, 166660), (641, 142480), (685, 133328), (1040, 87817), (1096, 83330), (1282, 71240), (1370, 66664), (1781, 51280), (2192, 41665), (2564, 35620), (2740, 33332), (3205, 28496), (3562, 25640), (5128, 17810), (5480, 16666), (6410, 14248), (7124, 12820), (8333, 10960), (8905, 10256)]