80105320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87071}}^1$

素因数の和:87105

約数の個数: 32

約数和(自身を含む): 188075520

約数和(自身を除く): 107970200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 87071, 174142, 348284, 435355, 696568, 870710, 1741420, 2002633, 3482840, 4005266, 8010532, 10013165, 16021064, 20026330, 40052660, 80105320]

約数ペア:

[(1, 80105320), (2, 40052660), (4, 20026330), (5, 16021064), (8, 10013165), (10, 8010532), (20, 4005266), (23, 3482840), (40, 2002633), (46, 1741420), (92, 870710), (115, 696568), (184, 435355), (230, 348284), (460, 174142), (920, 87071)]