81996550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{52901}}^1$

素因数の和:52944

約数の個数: 24

約数和(自身を含む): 157436352

約数和(自身を除く): 75439802

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 52901, 105802, 264505, 529010, 1322525, 1639931, 2645050, 3279862, 8199655, 16399310, 40998275, 81996550]

約数ペア:

[(1, 81996550), (2, 40998275), (5, 16399310), (10, 8199655), (25, 3279862), (31, 2645050), (50, 1639931), (62, 1322525), (155, 529010), (310, 264505), (775, 105802), (1550, 52901)]