66896080

素因数分解:

$2^4\times 5^1\times {\mathrm{883}}^1\times {\mathrm{947}}^1$

素因数の和:1843

約数の個数: 40

約数和(自身を含む): 155873952

約数和(自身を除く): 88977872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 883, 947, 1766, 1894, 3532, 3788, 4415, 4735, 7064, 7576, 8830, 9470, 14128, 15152, 17660, 18940, 35320, 37880, 70640, 75760, 836201, 1672402, 3344804, 4181005, 6689608, 8362010, 13379216, 16724020, 33448040, 66896080]

約数ペア:

[(1, 66896080), (2, 33448040), (4, 16724020), (5, 13379216), (8, 8362010), (10, 6689608), (16, 4181005), (20, 3344804), (40, 1672402), (80, 836201), (883, 75760), (947, 70640), (1766, 37880), (1894, 35320), (3532, 18940), (3788, 17660), (4415, 15152), (4735, 14128), (7064, 9470), (7576, 8830)]