138896290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{3697}}^1$

素因数の和:3751

約数の個数: 48

約数和(自身を含む): 286092072

約数和(自身を除く): 147195782

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 289, 442, 578, 1105, 1445, 2210, 2890, 3697, 3757, 7394, 7514, 18485, 18785, 36970, 37570, 48061, 62849, 96122, 125698, 240305, 314245, 480610, 628490, 817037, 1068433, 1634074, 2136866, 4085185, 5342165, 8170370, 10684330, 13889629, 27779258, 69448145, 138896290]

約数ペア:

[(1, 138896290), (2, 69448145), (5, 27779258), (10, 13889629), (13, 10684330), (17, 8170370), (26, 5342165), (34, 4085185), (65, 2136866), (85, 1634074), (130, 1068433), (170, 817037), (221, 628490), (289, 480610), (442, 314245), (578, 240305), (1105, 125698), (1445, 96122), (2210, 62849), (2890, 48061), (3697, 37570), (3757, 36970), (7394, 18785), (7514, 18485)]