25138680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29927}}^1$

素因数の和:29948

約数の個数: 64

約数和(自身を含む): 86192640

約数和(自身を除く): 61053960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 29927, 59854, 89781, 119708, 149635, 179562, 209489, 239416, 299270, 359124, 418978, 448905, 598540, 628467, 718248, 837956, 897810, 1047445, 1197080, 1256934, 1675912, 1795620, 2094890, 2513868, 3142335, 3591240, 4189780, 5027736, 6284670, 8379560, 12569340, 25138680]

約数ペア:

[(1, 25138680), (2, 12569340), (3, 8379560), (4, 6284670), (5, 5027736), (6, 4189780), (7, 3591240), (8, 3142335), (10, 2513868), (12, 2094890), (14, 1795620), (15, 1675912), (20, 1256934), (21, 1197080), (24, 1047445), (28, 897810), (30, 837956), (35, 718248), (40, 628467), (42, 598540), (56, 448905), (60, 418978), (70, 359124), (84, 299270), (105, 239416), (120, 209489), (140, 179562), (168, 149635), (210, 119708), (280, 89781), (420, 59854), (840, 29927)]