128892650

素因数分解:

$2^1\times 5^2\times {\mathrm{229}}^1\times {\mathrm{11257}}^1$

素因数の和:11498

約数の個数: 24

約数和(自身を含む): 240808620

約数和(自身を除く): 111915970

約数列:

[1, 2, 5, 10, 25, 50, 229, 458, 1145, 2290, 5725, 11257, 11450, 22514, 56285, 112570, 281425, 562850, 2577853, 5155706, 12889265, 25778530, 64446325, 128892650]

約数ペア:

[(1, 128892650), (2, 64446325), (5, 25778530), (10, 12889265), (25, 5155706), (50, 2577853), (229, 562850), (458, 281425), (1145, 112570), (2290, 56285), (5725, 22514), (11257, 11450)]