201214825

素因数分解:

$5^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1979}}^1$

素因数の和:2086

約数の個数: 36

約数和(自身を含む): 293887440

約数和(自身を除く): 92672615

約数列:

[1, 5, 7, 25, 35, 49, 83, 175, 245, 415, 581, 1225, 1979, 2075, 2905, 4067, 9895, 13853, 14525, 20335, 49475, 69265, 96971, 101675, 164257, 346325, 484855, 821285, 1149799, 2424275, 4106425, 5748995, 8048593, 28744975, 40242965, 201214825]

約数ペア:

[(1, 201214825), (5, 40242965), (7, 28744975), (25, 8048593), (35, 5748995), (49, 4106425), (83, 2424275), (175, 1149799), (245, 821285), (415, 484855), (581, 346325), (1225, 164257), (1979, 101675), (2075, 96971), (2905, 69265), (4067, 49475), (9895, 20335), (13853, 14525)]