165792080

素因数分解:

$2^4\times 5^1\times {\mathrm{883}}^1\times {\mathrm{2347}}^1$

素因数の和:3243

約数の個数: 40

約数和(自身を含む): 386067552

約数和(自身を除く): 220275472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 883, 1766, 2347, 3532, 4415, 4694, 7064, 8830, 9388, 11735, 14128, 17660, 18776, 23470, 35320, 37552, 46940, 70640, 93880, 187760, 2072401, 4144802, 8289604, 10362005, 16579208, 20724010, 33158416, 41448020, 82896040, 165792080]

約数ペア:

[(1, 165792080), (2, 82896040), (4, 41448020), (5, 33158416), (8, 20724010), (10, 16579208), (16, 10362005), (20, 8289604), (40, 4144802), (80, 2072401), (883, 187760), (1766, 93880), (2347, 70640), (3532, 46940), (4415, 37552), (4694, 35320), (7064, 23470), (8830, 18776), (9388, 17660), (11735, 14128)]