51791545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25703}}^1$

素因数の和:25752

約数の個数: 16

約数和(自身を含む): 69092352

約数和(自身を除く): 17300807

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 25703, 128515, 334139, 796793, 1670695, 3983965, 10358309, 51791545]

約数ペア:

[(1, 51791545), (5, 10358309), (13, 3983965), (31, 1670695), (65, 796793), (155, 334139), (403, 128515), (2015, 25703)]