127972838960

素因数分解:

$2^4\times 5^1\times {\mathrm{28817}}^1\times {\mathrm{55511}}^1$

素因数の和:84341

約数の個数: 40

約数和(自身を含む): 297552535776

約数和(自身を除く): 169579696816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 28817, 55511, 57634, 111022, 115268, 144085, 222044, 230536, 277555, 288170, 444088, 461072, 555110, 576340, 888176, 1110220, 1152680, 2220440, 2305360, 4440880, 1599660487, 3199320974, 6398641948, 7998302435, 12797283896, 15996604870, 25594567792, 31993209740, 63986419480, 127972838960]

約数ペア:

[(1, 127972838960), (2, 63986419480), (4, 31993209740), (5, 25594567792), (8, 15996604870), (10, 12797283896), (16, 7998302435), (20, 6398641948), (40, 3199320974), (80, 1599660487), (28817, 4440880), (55511, 2305360), (57634, 2220440), (111022, 1152680), (115268, 1110220), (144085, 888176), (222044, 576340), (230536, 555110), (277555, 461072), (288170, 444088)]