3981969215375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{130649}}^1$

素因数の和:131037

約数の個数: 64

約数和(自身を含む): 5375798064000

約数和(自身を除く): 1393828848625

約数列:

[1, 5, 19, 25, 41, 95, 125, 205, 313, 475, 779, 1025, 1565, 2375, 3895, 5125, 5947, 7825, 12833, 19475, 29735, 39125, 64165, 97375, 130649, 148675, 243827, 320825, 653245, 743375, 1219135, 1604125, 2482331, 3266225, 5356609, 6095675, 12411655, 16331125, 26783045, 30478375, 40893137, 62058275, 101775571, 133915225, 204465685, 310291375, 508877855, 669576125, 776969603, 1022328425, 1676618617, 2544389275, 3884848015, 5111642125, 8383093085, 12721946375, 19424240075, 31855753723, 41915465425, 97121200375, 159278768615, 209577327125, 796393843075, 3981969215375]

約数ペア:

[(1, 3981969215375), (5, 796393843075), (19, 209577327125), (25, 159278768615), (41, 97121200375), (95, 41915465425), (125, 31855753723), (205, 19424240075), (313, 12721946375), (475, 8383093085), (779, 5111642125), (1025, 3884848015), (1565, 2544389275), (2375, 1676618617), (3895, 1022328425), (5125, 776969603), (5947, 669576125), (7825, 508877855), (12833, 310291375), (19475, 204465685), (29735, 133915225), (39125, 101775571), (64165, 62058275), (97375, 40893137), (130649, 30478375), (148675, 26783045), (243827, 16331125), (320825, 12411655), (653245, 6095675), (743375, 5356609), (1219135, 3266225), (1604125, 2482331)]