201492475

素因数分解:

$5^2\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 254224800

約数和(自身を除く): 52732325

約数列:

[1, 5, 25, 101, 199, 401, 505, 995, 2005, 2525, 4975, 10025, 20099, 40501, 79799, 100495, 202505, 398995, 502475, 1012525, 1994975, 8059699, 40298495, 201492475]

約数ペア:

[(1, 201492475), (5, 40298495), (25, 8059699), (101, 1994975), (199, 1012525), (401, 502475), (505, 398995), (995, 202505), (2005, 100495), (2525, 79799), (4975, 40501), (10025, 20099)]