31523185

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 42768000

約数和(自身を除く): 11244815

約数列:

[1, 5, 17, 19, 85, 95, 131, 149, 323, 655, 745, 1615, 2227, 2489, 2533, 2831, 11135, 12445, 12665, 14155, 19519, 42313, 48127, 97595, 211565, 240635, 331823, 370861, 1659115, 1854305, 6304637, 31523185]

約数ペア:

[(1, 31523185), (5, 6304637), (17, 1854305), (19, 1659115), (85, 370861), (95, 331823), (131, 240635), (149, 211565), (323, 97595), (655, 48127), (745, 42313), (1615, 19519), (2227, 14155), (2489, 12665), (2533, 12445), (2831, 11135)]