68139472

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:344

約数の個数: 60

約数和(自身を含む): 142865856

約数和(自身を除く): 74726384

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 251, 304, 361, 376, 502, 722, 752, 893, 1004, 1444, 1786, 2008, 2888, 3572, 4016, 4769, 5776, 7144, 9538, 11797, 14288, 16967, 19076, 23594, 33934, 38152, 47188, 67868, 76304, 90611, 94376, 135736, 181222, 188752, 224143, 271472, 362444, 448286, 724888, 896572, 1449776, 1793144, 3586288, 4258717, 8517434, 17034868, 34069736, 68139472]

約数ペア:

[(1, 68139472), (2, 34069736), (4, 17034868), (8, 8517434), (16, 4258717), (19, 3586288), (38, 1793144), (47, 1449776), (76, 896572), (94, 724888), (152, 448286), (188, 362444), (251, 271472), (304, 224143), (361, 188752), (376, 181222), (502, 135736), (722, 94376), (752, 90611), (893, 76304), (1004, 67868), (1444, 47188), (1786, 38152), (2008, 33934), (2888, 23594), (3572, 19076), (4016, 16967), (4769, 14288), (5776, 11797), (7144, 9538)]