86128520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113327}}^1$

素因数の和:113357

約数の個数: 32

約数和(自身を含む): 203990400

約数和(自身を除く): 117861880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 113327, 226654, 453308, 566635, 906616, 1133270, 2153213, 2266540, 4306426, 4533080, 8612852, 10766065, 17225704, 21532130, 43064260, 86128520]

約数ペア:

[(1, 86128520), (2, 43064260), (4, 21532130), (5, 17225704), (8, 10766065), (10, 8612852), (19, 4533080), (20, 4306426), (38, 2266540), (40, 2153213), (76, 1133270), (95, 906616), (152, 566635), (190, 453308), (380, 226654), (760, 113327)]