85807520

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18493}}^1$

素因数の和:18537

約数の個数: 48

約数和(自身を含む): 209721960

約数和(自身を除く): 123914440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 18493, 36986, 73972, 92465, 147944, 184930, 295888, 369860, 536297, 591776, 739720, 1072594, 1479440, 2145188, 2681485, 2958880, 4290376, 5362970, 8580752, 10725940, 17161504, 21451880, 42903760, 85807520]

約数ペア:

[(1, 85807520), (2, 42903760), (4, 21451880), (5, 17161504), (8, 10725940), (10, 8580752), (16, 5362970), (20, 4290376), (29, 2958880), (32, 2681485), (40, 2145188), (58, 1479440), (80, 1072594), (116, 739720), (145, 591776), (160, 536297), (232, 369860), (290, 295888), (464, 184930), (580, 147944), (928, 92465), (1160, 73972), (2320, 36986), (4640, 18493)]