42904175

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{643}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 56777616

約数和(自身を除く): 13873441

約数列:

[1, 5, 17, 25, 85, 157, 425, 643, 785, 2669, 3215, 3925, 10931, 13345, 16075, 54655, 66725, 100951, 273275, 504755, 1716167, 2523775, 8580835, 42904175]

約数ペア:

[(1, 42904175), (5, 8580835), (17, 2523775), (25, 1716167), (85, 504755), (157, 273275), (425, 100951), (643, 66725), (785, 54655), (2669, 16075), (3215, 13345), (3925, 10931)]