26378815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 35582976

約数和(自身を除く): 9204161

約数列:

[1, 5, 17, 23, 85, 103, 115, 131, 391, 515, 655, 1751, 1955, 2227, 2369, 3013, 8755, 11135, 11845, 13493, 15065, 40273, 51221, 67465, 201365, 229381, 256105, 310339, 1146905, 1551695, 5275763, 26378815]

約数ペア:

[(1, 26378815), (5, 5275763), (17, 1551695), (23, 1146905), (85, 310339), (103, 256105), (115, 229381), (131, 201365), (391, 67465), (515, 51221), (655, 40273), (1751, 15065), (1955, 13493), (2227, 11845), (2369, 11135), (3013, 8755)]