128889700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{56039}}^1$

素因数の和:56076

約数の個数: 36

約数和(自身を含む): 291856320

約数和(自身を除く): 162966620

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 2300, 56039, 112078, 224156, 280195, 560390, 1120780, 1288897, 1400975, 2577794, 2801950, 5155588, 5603900, 6444485, 12888970, 25777940, 32222425, 64444850, 128889700]

約数ペア:

[(1, 128889700), (2, 64444850), (4, 32222425), (5, 25777940), (10, 12888970), (20, 6444485), (23, 5603900), (25, 5155588), (46, 2801950), (50, 2577794), (92, 1400975), (100, 1288897), (115, 1120780), (230, 560390), (460, 280195), (575, 224156), (1150, 112078), (2300, 56039)]