68478736

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2531}}^1$

素因数の和:2647

約数の個数: 40

約数和(自身を含む): 141285600

約数和(自身を除く): 72806864

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 89, 152, 178, 304, 356, 712, 1424, 1691, 2531, 3382, 5062, 6764, 10124, 13528, 20248, 27056, 40496, 48089, 96178, 192356, 225259, 384712, 450518, 769424, 901036, 1802072, 3604144, 4279921, 8559842, 17119684, 34239368, 68478736]

約数ペア:

[(1, 68478736), (2, 34239368), (4, 17119684), (8, 8559842), (16, 4279921), (19, 3604144), (38, 1802072), (76, 901036), (89, 769424), (152, 450518), (178, 384712), (304, 225259), (356, 192356), (712, 96178), (1424, 48089), (1691, 40496), (2531, 27056), (3382, 20248), (5062, 13528), (6764, 10124)]