81645014020

素因数分解:

$2^2\times 5^1\times {\mathrm{185027}}^1\times {\mathrm{22063}}^1$

素因数の和:207099

約数の個数: 24

約数和(自身を含む): 171463227264

約数和(自身を除く): 89818213244

約数列:

[1, 2, 4, 5, 10, 20, 22063, 44126, 88252, 110315, 185027, 220630, 370054, 441260, 740108, 925135, 1850270, 3700540, 4082250701, 8164501402, 16329002804, 20411253505, 40822507010, 81645014020]

約数ペア:

[(1, 81645014020), (2, 40822507010), (4, 20411253505), (5, 16329002804), (10, 8164501402), (20, 4082250701), (22063, 3700540), (44126, 1850270), (88252, 925135), (110315, 740108), (185027, 441260), (220630, 370054)]