320164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 620928

約数和(自身を除く): 300764

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 131, 188, 262, 524, 611, 1222, 1703, 2444, 3406, 6157, 6812, 12314, 24628, 80041, 160082, 320164]

約数ペア:

[(1, 320164), (2, 160082), (4, 80041), (13, 24628), (26, 12314), (47, 6812), (52, 6157), (94, 3406), (131, 2444), (188, 1703), (262, 1222), (524, 611)]