83728880

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{14741}}^1$

素因数の和:14825

約数の個数: 40

約数和(自身を含む): 197424864

約数和(自身を除く): 113695984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 14741, 29482, 58964, 73705, 117928, 147410, 235856, 294820, 589640, 1046611, 1179280, 2093222, 4186444, 5233055, 8372888, 10466110, 16745776, 20932220, 41864440, 83728880]

約数ペア:

[(1, 83728880), (2, 41864440), (4, 20932220), (5, 16745776), (8, 10466110), (10, 8372888), (16, 5233055), (20, 4186444), (40, 2093222), (71, 1179280), (80, 1046611), (142, 589640), (284, 294820), (355, 235856), (568, 147410), (710, 117928), (1136, 73705), (1420, 58964), (2840, 29482), (5680, 14741)]