160208080

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{9491}}^1$

素因数の和:9715

約数の個数: 40

約数和(自身を含む): 374288544

約数和(自身を除く): 214080464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 8440, 9491, 16880, 18982, 37964, 47455, 75928, 94910, 151856, 189820, 379640, 759280, 2002601, 4005202, 8010404, 10013005, 16020808, 20026010, 32041616, 40052020, 80104040, 160208080]

約数ペア:

[(1, 160208080), (2, 80104040), (4, 40052020), (5, 32041616), (8, 20026010), (10, 16020808), (16, 10013005), (20, 8010404), (40, 4005202), (80, 2002601), (211, 759280), (422, 379640), (844, 189820), (1055, 151856), (1688, 94910), (2110, 75928), (3376, 47455), (4220, 37964), (8440, 18982), (9491, 16880)]