486779052890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87797}}^1\times {\mathrm{42649}}^1$

素因数の和:130466

約数の個数: 32

約数和(自身を含む): 943635344400

約数和(自身を除く): 456856291510

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 42649, 85298, 87797, 175594, 213245, 426490, 438985, 554437, 877970, 1108874, 1141361, 2282722, 2772185, 5544370, 5706805, 11413610, 3744454253, 7488908506, 18722271265, 37444542530, 48677905289, 97355810578, 243389526445, 486779052890]

約数ペア:

[(1, 486779052890), (2, 243389526445), (5, 97355810578), (10, 48677905289), (13, 37444542530), (26, 18722271265), (65, 7488908506), (130, 3744454253), (42649, 11413610), (85298, 5706805), (87797, 5544370), (175594, 2772185), (213245, 2282722), (426490, 1141361), (438985, 1108874), (554437, 877970)]