20625060865

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{8191}}^1$

素因数の和:8481

約数の個数: 32

約数和(自身を含む): 25862602752

約数和(自身を除く): 5237541887

約数列:

[1, 5, 41, 71, 173, 205, 355, 865, 2911, 7093, 8191, 12283, 14555, 35465, 40955, 61415, 335831, 503603, 581561, 1417043, 1679155, 2518015, 2907805, 7085215, 23844001, 58098763, 100610053, 119220005, 290493815, 503050265, 4125012173, 20625060865]

約数ペア:

[(1, 20625060865), (5, 4125012173), (41, 503050265), (71, 290493815), (173, 119220005), (205, 100610053), (355, 58098763), (865, 23844001), (2911, 7085215), (7093, 2907805), (8191, 2518015), (12283, 1679155), (14555, 1417043), (35465, 581561), (40955, 503603), (61415, 335831)]