42881225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{619}}^1$

素因数の和:809

約数の個数: 24

約数和(自身を含む): 56737440

約数和(自身を除く): 13856215

約数列:

[1, 5, 17, 25, 85, 163, 425, 619, 815, 2771, 3095, 4075, 10523, 13855, 15475, 52615, 69275, 100897, 263075, 504485, 1715249, 2522425, 8576245, 42881225]

約数ペア:

[(1, 42881225), (5, 8576245), (17, 2522425), (25, 1715249), (85, 504485), (163, 263075), (425, 100897), (619, 69275), (815, 52615), (2771, 15475), (3095, 13855), (4075, 10523)]