31173970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 60201792

約数和(自身を除く): 29027822

約数列:

[1, 2, 5, 10, 23, 46, 71, 83, 115, 142, 166, 230, 355, 415, 529, 710, 830, 1058, 1633, 1909, 2645, 3266, 3818, 5290, 5893, 8165, 9545, 11786, 16330, 19090, 29465, 37559, 43907, 58930, 75118, 87814, 135539, 187795, 219535, 271078, 375590, 439070, 677695, 1355390, 3117397, 6234794, 15586985, 31173970]

約数ペア:

[(1, 31173970), (2, 15586985), (5, 6234794), (10, 3117397), (23, 1355390), (46, 677695), (71, 439070), (83, 375590), (115, 271078), (142, 219535), (166, 187795), (230, 135539), (355, 87814), (415, 75118), (529, 58930), (710, 43907), (830, 37559), (1058, 29465), (1633, 19090), (1909, 16330), (2645, 11786), (3266, 9545), (3818, 8165), (5290, 5893)]