61509280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{54919}}^1$

素因数の和:54941

約数の個数: 48

約数和(自身を含む): 166078080

約数和(自身を除く): 104568800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 54919, 109838, 219676, 274595, 384433, 439352, 549190, 768866, 878704, 1098380, 1537732, 1757408, 1922165, 2196760, 3075464, 3844330, 4393520, 6150928, 7688660, 8787040, 12301856, 15377320, 30754640, 61509280]

約数ペア:

[(1, 61509280), (2, 30754640), (4, 15377320), (5, 12301856), (7, 8787040), (8, 7688660), (10, 6150928), (14, 4393520), (16, 3844330), (20, 3075464), (28, 2196760), (32, 1922165), (35, 1757408), (40, 1537732), (56, 1098380), (70, 878704), (80, 768866), (112, 549190), (140, 439352), (160, 384433), (224, 274595), (280, 219676), (560, 109838), (1120, 54919)]