78801976

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{641}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 163941120

約数和(自身を除く): 85139144

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 127, 242, 254, 484, 508, 641, 968, 1016, 1282, 1397, 2564, 2794, 5128, 5588, 7051, 11176, 14102, 15367, 28204, 30734, 56408, 61468, 77561, 81407, 122936, 155122, 162814, 310244, 325628, 620488, 651256, 895477, 1790954, 3581908, 7163816, 9850247, 19700494, 39400988, 78801976]

約数ペア:

[(1, 78801976), (2, 39400988), (4, 19700494), (8, 9850247), (11, 7163816), (22, 3581908), (44, 1790954), (88, 895477), (121, 651256), (127, 620488), (242, 325628), (254, 310244), (484, 162814), (508, 155122), (641, 122936), (968, 81407), (1016, 77561), (1282, 61468), (1397, 56408), (2564, 30734), (2794, 28204), (5128, 15367), (5588, 14102), (7051, 11176)]