25208415

素因数分解:

$3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{929}}^1$

素因数の和:1013

約数の個数: 40

約数和(自身を含む): 45912240

約数和(自身を除く): 20703825

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 81, 135, 201, 335, 405, 603, 929, 1005, 1809, 2787, 3015, 4645, 5427, 8361, 9045, 13935, 25083, 27135, 41805, 62243, 75249, 125415, 186729, 311215, 376245, 560187, 933645, 1680561, 2800935, 5041683, 8402805, 25208415]

約数ペア:

[(1, 25208415), (3, 8402805), (5, 5041683), (9, 2800935), (15, 1680561), (27, 933645), (45, 560187), (67, 376245), (81, 311215), (135, 186729), (201, 125415), (335, 75249), (405, 62243), (603, 41805), (929, 27135), (1005, 25083), (1809, 13935), (2787, 9045), (3015, 8361), (4645, 5427)]