71152720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{46811}}^1$

素因数の和:46843

約数の個数: 40

約数和(自身を含む): 174140640

約数和(自身を除く): 102987920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 46811, 93622, 187244, 234055, 374488, 468110, 748976, 889409, 936220, 1778818, 1872440, 3557636, 3744880, 4447045, 7115272, 8894090, 14230544, 17788180, 35576360, 71152720]

約数ペア:

[(1, 71152720), (2, 35576360), (4, 17788180), (5, 14230544), (8, 8894090), (10, 7115272), (16, 4447045), (19, 3744880), (20, 3557636), (38, 1872440), (40, 1778818), (76, 936220), (80, 889409), (95, 748976), (152, 468110), (190, 374488), (304, 234055), (380, 187244), (760, 93622), (1520, 46811)]