25419666640

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3084911}}^1$

素因数の和:3085027

約数の個数: 40

約数和(自身を含む): 59674537728

約数和(自身を除く): 34254871088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 3084911, 6169822, 12339644, 15424555, 24679288, 30849110, 49358576, 61698220, 123396440, 246792880, 317745833, 635491666, 1270983332, 1588729165, 2541966664, 3177458330, 5083933328, 6354916660, 12709833320, 25419666640]

約数ペア:

[(1, 25419666640), (2, 12709833320), (4, 6354916660), (5, 5083933328), (8, 3177458330), (10, 2541966664), (16, 1588729165), (20, 1270983332), (40, 635491666), (80, 317745833), (103, 246792880), (206, 123396440), (412, 61698220), (515, 49358576), (824, 30849110), (1030, 24679288), (1648, 15424555), (2060, 12339644), (4120, 6169822), (8240, 3084911)]