142745080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{115117}}^1$

素因数の和:115159

約数の個数: 32

約数和(自身を含む): 331539840

約数和(自身を除く): 188794760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 115117, 230234, 460468, 575585, 920936, 1151170, 2302340, 3568627, 4604680, 7137254, 14274508, 17843135, 28549016, 35686270, 71372540, 142745080]

約数ペア:

[(1, 142745080), (2, 71372540), (4, 35686270), (5, 28549016), (8, 17843135), (10, 14274508), (20, 7137254), (31, 4604680), (40, 3568627), (62, 2302340), (124, 1151170), (155, 920936), (248, 575585), (310, 460468), (620, 230234), (1240, 115117)]