66113920

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5437}}^1$

素因数の和:5475

約数の個数: 64

約数和(自身を含む): 166402800

約数和(自身を除く): 100288880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 5437, 6080, 10874, 12160, 21748, 27185, 43496, 54370, 86992, 103303, 108740, 173984, 206606, 217480, 347968, 413212, 434960, 516515, 695936, 826424, 869920, 1033030, 1652848, 1739840, 2066060, 3305696, 3479680, 4132120, 6611392, 8264240, 13222784, 16528480, 33056960, 66113920]

約数ペア:

[(1, 66113920), (2, 33056960), (4, 16528480), (5, 13222784), (8, 8264240), (10, 6611392), (16, 4132120), (19, 3479680), (20, 3305696), (32, 2066060), (38, 1739840), (40, 1652848), (64, 1033030), (76, 869920), (80, 826424), (95, 695936), (128, 516515), (152, 434960), (160, 413212), (190, 347968), (304, 217480), (320, 206606), (380, 173984), (608, 108740), (640, 103303), (760, 86992), (1216, 54370), (1520, 43496), (2432, 27185), (3040, 21748), (5437, 12160), (6080, 10874)]