247465300

素因数分解:

$2^2\times 5^2\times {\mathrm{257}}^1\times {\mathrm{9629}}^1$

素因数の和:9900

約数の個数: 36

約数和(自身を含む): 539145180

約数和(自身を除く): 291679880

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 257, 514, 1028, 1285, 2570, 5140, 6425, 9629, 12850, 19258, 25700, 38516, 48145, 96290, 192580, 240725, 481450, 962900, 2474653, 4949306, 9898612, 12373265, 24746530, 49493060, 61866325, 123732650, 247465300]

約数ペア:

[(1, 247465300), (2, 123732650), (4, 61866325), (5, 49493060), (10, 24746530), (20, 12373265), (25, 9898612), (50, 4949306), (100, 2474653), (257, 962900), (514, 481450), (1028, 240725), (1285, 192580), (2570, 96290), (5140, 48145), (6425, 38516), (9629, 25700), (12850, 19258)]