81171615152

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{2621}}^1\times {\mathrm{15241}}^1$

素因数の和:17997

約数の個数: 40

約数和(自身を含む): 158579231232

約数和(自身を除く): 77407616080

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 2621, 5242, 10484, 15241, 20968, 30482, 41936, 60964, 121928, 243856, 332867, 665734, 1331468, 1935607, 2662936, 3871214, 5325872, 7742428, 15484856, 30969712, 39946661, 79893322, 159786644, 319573288, 639146576, 5073225947, 10146451894, 20292903788, 40585807576, 81171615152]

約数ペア:

[(1, 81171615152), (2, 40585807576), (4, 20292903788), (8, 10146451894), (16, 5073225947), (127, 639146576), (254, 319573288), (508, 159786644), (1016, 79893322), (2032, 39946661), (2621, 30969712), (5242, 15484856), (10484, 7742428), (15241, 5325872), (20968, 3871214), (30482, 2662936), (41936, 1935607), (60964, 1331468), (121928, 665734), (243856, 332867)]