25020668

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{199}}^1$

素因数の和:306

約数の個数: 36

約数和(自身を含む): 47703600

約数和(自身を除く): 22682932

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 199, 398, 731, 796, 1462, 1849, 2924, 3383, 3698, 6766, 7396, 8557, 13532, 17114, 31433, 34228, 62866, 125732, 145469, 290938, 367951, 581876, 735902, 1471804, 6255167, 12510334, 25020668]

約数ペア:

[(1, 25020668), (2, 12510334), (4, 6255167), (17, 1471804), (34, 735902), (43, 581876), (68, 367951), (86, 290938), (172, 145469), (199, 125732), (398, 62866), (731, 34228), (796, 31433), (1462, 17114), (1849, 13532), (2924, 8557), (3383, 7396), (3698, 6766)]