79831975

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 102850560

約数和(自身を除く): 23018585

約数列:

[1, 5, 25, 31, 155, 239, 431, 775, 1195, 2155, 5975, 7409, 10775, 13361, 37045, 66805, 103009, 185225, 334025, 515045, 2575225, 3193279, 15966395, 79831975]

約数ペア:

[(1, 79831975), (5, 15966395), (25, 3193279), (31, 2575225), (155, 515045), (239, 334025), (431, 185225), (775, 103009), (1195, 66805), (2155, 37045), (5975, 13361), (7409, 10775)]