51756440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:692

約数の個数: 64

約数和(自身を含む): 122938560

約数和(自身を除く): 71182120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 101, 115, 184, 202, 230, 404, 460, 505, 557, 808, 920, 1010, 1114, 2020, 2228, 2323, 2785, 4040, 4456, 4646, 5570, 9292, 11140, 11615, 12811, 18584, 22280, 23230, 25622, 46460, 51244, 56257, 64055, 92920, 102488, 112514, 128110, 225028, 256220, 281285, 450056, 512440, 562570, 1125140, 1293911, 2250280, 2587822, 5175644, 6469555, 10351288, 12939110, 25878220, 51756440]

約数ペア:

[(1, 51756440), (2, 25878220), (4, 12939110), (5, 10351288), (8, 6469555), (10, 5175644), (20, 2587822), (23, 2250280), (40, 1293911), (46, 1125140), (92, 562570), (101, 512440), (115, 450056), (184, 281285), (202, 256220), (230, 225028), (404, 128110), (460, 112514), (505, 102488), (557, 92920), (808, 64055), (920, 56257), (1010, 51244), (1114, 46460), (2020, 25622), (2228, 23230), (2323, 22280), (2785, 18584), (4040, 12811), (4456, 11615), (4646, 11140), (5570, 9292)]