68666416

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47161}}^1$

素因数の和:47189

約数の個数: 40

約数和(自身を含む): 163746464

約数和(自身を除く): 95080048

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 47161, 94322, 188644, 330127, 377288, 613093, 660254, 754576, 1226186, 1320508, 2452372, 2641016, 4291651, 4904744, 5282032, 8583302, 9809488, 17166604, 34333208, 68666416]

約数ペア:

[(1, 68666416), (2, 34333208), (4, 17166604), (7, 9809488), (8, 8583302), (13, 5282032), (14, 4904744), (16, 4291651), (26, 2641016), (28, 2452372), (52, 1320508), (56, 1226186), (91, 754576), (104, 660254), (112, 613093), (182, 377288), (208, 330127), (364, 188644), (728, 94322), (1456, 47161)]