128851750

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{22409}}^1$

素因数の和:22449

約数の個数: 32

約数和(自身を含む): 251709120

約数和(自身を除く): 122857370

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 125, 230, 250, 575, 1150, 2875, 5750, 22409, 44818, 112045, 224090, 515407, 560225, 1030814, 1120450, 2577035, 2801125, 5154070, 5602250, 12885175, 25770350, 64425875, 128851750]

約数ペア:

[(1, 128851750), (2, 64425875), (5, 25770350), (10, 12885175), (23, 5602250), (25, 5154070), (46, 2801125), (50, 2577035), (115, 1120450), (125, 1030814), (230, 560225), (250, 515407), (575, 224090), (1150, 112045), (2875, 44818), (5750, 22409)]