81395824

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{977}}^1$

素因数の和:1153

約数の個数: 40

約数和(自身を含む): 162989568

約数和(自身を除く): 81593744

約数列:

[1, 2, 4, 8, 16, 41, 82, 127, 164, 254, 328, 508, 656, 977, 1016, 1954, 2032, 3908, 5207, 7816, 10414, 15632, 20828, 40057, 41656, 80114, 83312, 124079, 160228, 248158, 320456, 496316, 640912, 992632, 1985264, 5087239, 10174478, 20348956, 40697912, 81395824]

約数ペア:

[(1, 81395824), (2, 40697912), (4, 20348956), (8, 10174478), (16, 5087239), (41, 1985264), (82, 992632), (127, 640912), (164, 496316), (254, 320456), (328, 248158), (508, 160228), (656, 124079), (977, 83312), (1016, 80114), (1954, 41656), (2032, 40057), (3908, 20828), (5207, 15632), (7816, 10414)]