2017495825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{29123}}^1$

素因数の和:29313

約数の個数: 24

約数和(自身を含む): 2665195488

約数和(自身を除く): 647699663

約数列:

[1, 5, 17, 25, 85, 163, 425, 815, 2771, 4075, 13855, 29123, 69275, 145615, 495091, 728075, 2475455, 4747049, 12377275, 23735245, 80699833, 118676225, 403499165, 2017495825]

約数ペア:

[(1, 2017495825), (5, 403499165), (17, 118676225), (25, 80699833), (85, 23735245), (163, 12377275), (425, 4747049), (815, 2475455), (2771, 728075), (4075, 495091), (13855, 145615), (29123, 69275)]