2012123425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{27763}}^1$

素因数の和:28009

約数の個数: 24

約数和(自身を含む): 2699105024

約数和(自身を除く): 686981599

約数列:

[1, 5, 13, 25, 65, 223, 325, 1115, 2899, 5575, 14495, 27763, 72475, 138815, 360919, 694075, 1804595, 6191149, 9022975, 30955745, 80484937, 154778725, 402424685, 2012123425]

約数ペア:

[(1, 2012123425), (5, 402424685), (13, 154778725), (25, 80484937), (65, 30955745), (223, 9022975), (325, 6191149), (1115, 1804595), (2899, 694075), (5575, 360919), (14495, 138815), (27763, 72475)]