128311250

素因数分解:

$2^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{4463}}^1$

素因数の和:4508

約数の個数: 40

約数和(自身を含む): 251019648

約数和(自身を除く): 122708398

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 125, 230, 250, 575, 625, 1150, 1250, 2875, 4463, 5750, 8926, 14375, 22315, 28750, 44630, 102649, 111575, 205298, 223150, 513245, 557875, 1026490, 1115750, 2566225, 2789375, 5132450, 5578750, 12831125, 25662250, 64155625, 128311250]

約数ペア:

[(1, 128311250), (2, 64155625), (5, 25662250), (10, 12831125), (23, 5578750), (25, 5132450), (46, 2789375), (50, 2566225), (115, 1115750), (125, 1026490), (230, 557875), (250, 513245), (575, 223150), (625, 205298), (1150, 111575), (1250, 102649), (2875, 44630), (4463, 28750), (5750, 22315), (8926, 14375)]