79994240

素因数分解:

$2^7\times 5^1\times {\mathrm{124991}}^1$

素因数の和:125010

約数の個数: 32

約数和(自身を含む): 191237760

約数和(自身を除く): 111243520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 124991, 249982, 499964, 624955, 999928, 1249910, 1999856, 2499820, 3999712, 4999640, 7999424, 9999280, 15998848, 19998560, 39997120, 79994240]

約数ペア:

[(1, 79994240), (2, 39997120), (4, 19998560), (5, 15998848), (8, 9999280), (10, 7999424), (16, 4999640), (20, 3999712), (32, 2499820), (40, 1999856), (64, 1249910), (80, 999928), (128, 624955), (160, 499964), (320, 249982), (640, 124991)]