1009925

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 1488000

約数和(自身を除く): 478075

約数列:

[1, 5, 7, 25, 29, 35, 145, 175, 199, 203, 725, 995, 1015, 1393, 4975, 5075, 5771, 6965, 28855, 34825, 40397, 144275, 201985, 1009925]

約数ペア:

[(1, 1009925), (5, 201985), (7, 144275), (25, 40397), (29, 34825), (35, 28855), (145, 6965), (175, 5771), (199, 5075), (203, 4975), (725, 1393), (995, 1015)]