78712136

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 161568000

約数和(自身を除く): 82855864

約数列:

[1, 2, 4, 8, 19, 38, 59, 67, 76, 118, 131, 134, 152, 236, 262, 268, 472, 524, 536, 1048, 1121, 1273, 2242, 2489, 2546, 3953, 4484, 4978, 5092, 7729, 7906, 8777, 8968, 9956, 10184, 15458, 15812, 17554, 19912, 30916, 31624, 35108, 61832, 70216, 75107, 146851, 150214, 166763, 293702, 300428, 333526, 517843, 587404, 600856, 667052, 1035686, 1174808, 1334104, 2071372, 4142744, 9839017, 19678034, 39356068, 78712136]

約数ペア:

[(1, 78712136), (2, 39356068), (4, 19678034), (8, 9839017), (19, 4142744), (38, 2071372), (59, 1334104), (67, 1174808), (76, 1035686), (118, 667052), (131, 600856), (134, 587404), (152, 517843), (236, 333526), (262, 300428), (268, 293702), (472, 166763), (524, 150214), (536, 146851), (1048, 75107), (1121, 70216), (1273, 61832), (2242, 35108), (2489, 31624), (2546, 30916), (3953, 19912), (4484, 17554), (4978, 15812), (5092, 15458), (7729, 10184), (7906, 9956), (8777, 8968)]