20132252945

素因数分解:

$5^1\times 7^4\times {\mathrm{1289}}^1\times {\mathrm{1301}}^1$

素因数の和:2623

約数の個数: 40

約数和(自身を含む): 28227021480

約数和(自身を除く): 8094768535

約数列:

[1, 5, 7, 35, 49, 245, 343, 1289, 1301, 1715, 2401, 6445, 6505, 9023, 9107, 12005, 45115, 45535, 63161, 63749, 315805, 318745, 442127, 446243, 1676989, 2210635, 2231215, 3094889, 3123701, 8384945, 11738923, 15474445, 15618505, 58694615, 82172461, 410862305, 575207227, 2876036135, 4026450589, 20132252945]

約数ペア:

[(1, 20132252945), (5, 4026450589), (7, 2876036135), (35, 575207227), (49, 410862305), (245, 82172461), (343, 58694615), (1289, 15618505), (1301, 15474445), (1715, 11738923), (2401, 8384945), (6445, 3123701), (6505, 3094889), (9023, 2231215), (9107, 2210635), (12005, 1676989), (45115, 446243), (45535, 442127), (63161, 318745), (63749, 315805)]