87268520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{114827}}^1$

素因数の和:114857

約数の個数: 32

約数和(自身を含む): 206690400

約数和(自身を除く): 119421880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 114827, 229654, 459308, 574135, 918616, 1148270, 2181713, 2296540, 4363426, 4593080, 8726852, 10908565, 17453704, 21817130, 43634260, 87268520]

約数ペア:

[(1, 87268520), (2, 43634260), (4, 21817130), (5, 17453704), (8, 10908565), (10, 8726852), (19, 4593080), (20, 4363426), (38, 2296540), (40, 2181713), (76, 1148270), (95, 918616), (152, 574135), (190, 459308), (380, 229654), (760, 114827)]