129178550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{83341}}^1$

素因数の和:83384

約数の個数: 24

約数和(自身を含む): 248025792

約数和(自身を除く): 118847242

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 83341, 166682, 416705, 833410, 2083525, 2583571, 4167050, 5167142, 12917855, 25835710, 64589275, 129178550]

約数ペア:

[(1, 129178550), (2, 64589275), (5, 25835710), (10, 12917855), (25, 5167142), (31, 4167050), (50, 2583571), (62, 2083525), (155, 833410), (310, 416705), (775, 166682), (1550, 83341)]