80419339

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 114912000

約数和(自身を除く): 34492661

約数列:

[1, 7, 11, 13, 23, 49, 77, 91, 143, 161, 253, 299, 499, 539, 637, 1001, 1127, 1771, 2093, 3289, 3493, 5489, 6487, 7007, 11477, 12397, 14651, 23023, 24451, 38423, 45409, 71357, 80339, 126247, 149201, 161161, 268961, 317863, 499499, 562373, 883729, 1044407, 1641211, 3496493, 6186103, 7310849, 11488477, 80419339]

約数ペア:

[(1, 80419339), (7, 11488477), (11, 7310849), (13, 6186103), (23, 3496493), (49, 1641211), (77, 1044407), (91, 883729), (143, 562373), (161, 499499), (253, 317863), (299, 268961), (499, 161161), (539, 149201), (637, 126247), (1001, 80339), (1127, 71357), (1771, 45409), (2093, 38423), (3289, 24451), (3493, 23023), (5489, 14651), (6487, 12397), (7007, 11477)]