31343910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80369}}^1$

素因数の和:80392

約数の個数: 32

約数和(自身を含む): 81012960

約数和(自身を除く): 49669050

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 80369, 160738, 241107, 401845, 482214, 803690, 1044797, 1205535, 2089594, 2411070, 3134391, 5223985, 6268782, 10447970, 15671955, 31343910]

約数ペア:

[(1, 31343910), (2, 15671955), (3, 10447970), (5, 6268782), (6, 5223985), (10, 3134391), (13, 2411070), (15, 2089594), (26, 1205535), (30, 1044797), (39, 803690), (65, 482214), (78, 401845), (130, 241107), (195, 160738), (390, 80369)]