127517210

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{461}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 232848000

約数和(自身を除く): 105330790

約数列:

[1, 2, 5, 10, 139, 199, 278, 398, 461, 695, 922, 995, 1390, 1990, 2305, 4610, 27661, 55322, 64079, 91739, 128158, 138305, 183478, 276610, 320395, 458695, 640790, 917390, 12751721, 25503442, 63758605, 127517210]

約数ペア:

[(1, 127517210), (2, 63758605), (5, 25503442), (10, 12751721), (139, 917390), (199, 640790), (278, 458695), (398, 320395), (461, 276610), (695, 183478), (922, 138305), (995, 128158), (1390, 91739), (1990, 64079), (2305, 55322), (4610, 27661)]