127860640

素因数分解:

$2^5\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1291}}^1$

素因数の和:1925

約数の個数: 48

約数和(自身を含む): 302793120

約数和(自身を除く): 174932480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 619, 1238, 1291, 2476, 2582, 3095, 4952, 5164, 6190, 6455, 9904, 10328, 12380, 12910, 19808, 20656, 24760, 25820, 41312, 49520, 51640, 99040, 103280, 206560, 799129, 1598258, 3196516, 3995645, 6393032, 7991290, 12786064, 15982580, 25572128, 31965160, 63930320, 127860640]

約数ペア:

[(1, 127860640), (2, 63930320), (4, 31965160), (5, 25572128), (8, 15982580), (10, 12786064), (16, 7991290), (20, 6393032), (32, 3995645), (40, 3196516), (80, 1598258), (160, 799129), (619, 206560), (1238, 103280), (1291, 99040), (2476, 51640), (2582, 49520), (3095, 41312), (4952, 25820), (5164, 24760), (6190, 20656), (6455, 19808), (9904, 12910), (10328, 12380)]