133700720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{87961}}^1$

素因数の和:87993

約数の個数: 40

約数和(自身を含む): 327218640

約数和(自身を除く): 193517920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 87961, 175922, 351844, 439805, 703688, 879610, 1407376, 1671259, 1759220, 3342518, 3518440, 6685036, 7036880, 8356295, 13370072, 16712590, 26740144, 33425180, 66850360, 133700720]

約数ペア:

[(1, 133700720), (2, 66850360), (4, 33425180), (5, 26740144), (8, 16712590), (10, 13370072), (16, 8356295), (19, 7036880), (20, 6685036), (38, 3518440), (40, 3342518), (76, 1759220), (80, 1671259), (95, 1407376), (152, 879610), (190, 703688), (304, 439805), (380, 351844), (760, 175922), (1520, 87961)]