2008755025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{613}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 2686078080

約数和(自身を除く): 677323055

約数列:

[1, 5, 23, 25, 41, 115, 139, 205, 575, 613, 695, 943, 1025, 3065, 3197, 3475, 4715, 5699, 14099, 15325, 15985, 23575, 25133, 28495, 70495, 79925, 85207, 125665, 131077, 142475, 352475, 426035, 578059, 628325, 655385, 1959761, 2130175, 2890295, 3276925, 3493487, 9798805, 14451475, 17467435, 48994025, 80350201, 87337175, 401751005, 2008755025]

約数ペア:

[(1, 2008755025), (5, 401751005), (23, 87337175), (25, 80350201), (41, 48994025), (115, 17467435), (139, 14451475), (205, 9798805), (575, 3493487), (613, 3276925), (695, 2890295), (943, 2130175), (1025, 1959761), (3065, 655385), (3197, 628325), (3475, 578059), (4715, 426035), (5699, 352475), (14099, 142475), (15325, 131077), (15985, 125665), (23575, 85207), (25133, 79925), (28495, 70495)]