160908080

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{13499}}^1$

素因数の和:13661

約数の個数: 40

約数和(自身を含む): 376650000

約数和(自身を除く): 215741920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 13499, 26998, 53996, 67495, 107992, 134990, 215984, 269980, 539960, 1079920, 2011351, 4022702, 8045404, 10056755, 16090808, 20113510, 32181616, 40227020, 80454040, 160908080]

約数ペア:

[(1, 160908080), (2, 80454040), (4, 40227020), (5, 32181616), (8, 20113510), (10, 16090808), (16, 10056755), (20, 8045404), (40, 4022702), (80, 2011351), (149, 1079920), (298, 539960), (596, 269980), (745, 215984), (1192, 134990), (1490, 107992), (2384, 67495), (2980, 53996), (5960, 26998), (11920, 13499)]