2451651215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{1553}}^1$

素因数の和:1883

約数の個数: 32

約数和(自身を含む): 3211185600

約数和(自身を除く): 759534385

約数列:

[1, 5, 13, 65, 149, 163, 745, 815, 1553, 1937, 2119, 7765, 9685, 10595, 20189, 24287, 100945, 121435, 231397, 253139, 315731, 1156985, 1265695, 1578655, 3008161, 3290807, 15040805, 16454035, 37717711, 188588555, 490330243, 2451651215]

約数ペア:

[(1, 2451651215), (5, 490330243), (13, 188588555), (65, 37717711), (149, 16454035), (163, 15040805), (745, 3290807), (815, 3008161), (1553, 1578655), (1937, 1265695), (2119, 1156985), (7765, 315731), (9685, 253139), (10595, 231397), (20189, 121435), (24287, 100945)]