61811260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1759}}^1$

素因数の和:2026

約数の個数: 48

約数和(自身を含む): 149022720

約数和(自身を除く): 87211460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1757, 1759, 2510, 3514, 3518, 5020, 7028, 7036, 8785, 8795, 12313, 17570, 17590, 24626, 35140, 35180, 49252, 61565, 123130, 246260, 441509, 883018, 1766036, 2207545, 3090563, 4415090, 6181126, 8830180, 12362252, 15452815, 30905630, 61811260]

約数ペア:

[(1, 61811260), (2, 30905630), (4, 15452815), (5, 12362252), (7, 8830180), (10, 6181126), (14, 4415090), (20, 3090563), (28, 2207545), (35, 1766036), (70, 883018), (140, 441509), (251, 246260), (502, 123130), (1004, 61565), (1255, 49252), (1757, 35180), (1759, 35140), (2510, 24626), (3514, 17590), (3518, 17570), (5020, 12313), (7028, 8795), (7036, 8785)]