2559050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:183

約数の個数: 48

約数和(自身を含む): 5332992

約数和(自身を除く): 2773942

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 127, 130, 155, 254, 310, 325, 403, 635, 650, 775, 806, 1270, 1550, 1651, 2015, 3175, 3302, 3937, 4030, 6350, 7874, 8255, 10075, 16510, 19685, 20150, 39370, 41275, 51181, 82550, 98425, 102362, 196850, 255905, 511810, 1279525, 2559050]

約数ペア:

[(1, 2559050), (2, 1279525), (5, 511810), (10, 255905), (13, 196850), (25, 102362), (26, 98425), (31, 82550), (50, 51181), (62, 41275), (65, 39370), (127, 20150), (130, 19685), (155, 16510), (254, 10075), (310, 8255), (325, 7874), (403, 6350), (635, 4030), (650, 3937), (775, 3302), (806, 3175), (1270, 2015), (1550, 1651)]