7881331016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1\times {\mathrm{1279}}^1$

素因数の和:1798

約数の個数: 64

約数和(自身を含む): 16061337600

約数和(自身を除く): 8180006584

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193, 307, 386, 614, 772, 1228, 1279, 1544, 2456, 2509, 2558, 3991, 5018, 5116, 7982, 10036, 10232, 15964, 16627, 20072, 31928, 33254, 59251, 66508, 118502, 133016, 237004, 246847, 392653, 474008, 493694, 770263, 785306, 987388, 1540526, 1570612, 1974776, 3081052, 3141224, 3209011, 5104489, 6162104, 6418022, 10208978, 12836044, 20417956, 25672088, 40835912, 75782029, 151564058, 303128116, 606256232, 985166377, 1970332754, 3940665508, 7881331016]

約数ペア:

[(1, 7881331016), (2, 3940665508), (4, 1970332754), (8, 985166377), (13, 606256232), (26, 303128116), (52, 151564058), (104, 75782029), (193, 40835912), (307, 25672088), (386, 20417956), (614, 12836044), (772, 10208978), (1228, 6418022), (1279, 6162104), (1544, 5104489), (2456, 3209011), (2509, 3141224), (2558, 3081052), (3991, 1974776), (5018, 1570612), (5116, 1540526), (7982, 987388), (10036, 785306), (10232, 770263), (15964, 493694), (16627, 474008), (20072, 392653), (31928, 246847), (33254, 237004), (59251, 133016), (66508, 118502)]