39968275

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{599}}^1$

素因数の和:783

約数の個数: 24

約数和(自身を含む): 52898400

約数和(自身を除く): 12930125

約数列:

[1, 5, 17, 25, 85, 157, 425, 599, 785, 2669, 2995, 3925, 10183, 13345, 14975, 50915, 66725, 94043, 254575, 470215, 1598731, 2351075, 7993655, 39968275]

約数ペア:

[(1, 39968275), (5, 7993655), (17, 2351075), (25, 1598731), (85, 470215), (157, 254575), (425, 94043), (599, 66725), (785, 50915), (2669, 14975), (2995, 13345), (3925, 10183)]