80780824

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{2539}}^1$

素因数の和:2683

約数の個数: 32

約数和(自身を含む): 156819600

約数和(自身を除く): 76038776

約数列:

[1, 2, 4, 8, 41, 82, 97, 164, 194, 328, 388, 776, 2539, 3977, 5078, 7954, 10156, 15908, 20312, 31816, 104099, 208198, 246283, 416396, 492566, 832792, 985132, 1970264, 10097603, 20195206, 40390412, 80780824]

約数ペア:

[(1, 80780824), (2, 40390412), (4, 20195206), (8, 10097603), (41, 1970264), (82, 985132), (97, 832792), (164, 492566), (194, 416396), (328, 246283), (388, 208198), (776, 104099), (2539, 31816), (3977, 20312), (5078, 15908), (7954, 10156)]