200051440

素因数分解:

$2^4\times 5^1\times {\mathrm{709}}^1\times {\mathrm{3527}}^1$

素因数の和:4249

約数の個数: 40

約数和(自身を含む): 465907680

約数和(自身を除く): 265856240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 709, 1418, 2836, 3527, 3545, 5672, 7054, 7090, 11344, 14108, 14180, 17635, 28216, 28360, 35270, 56432, 56720, 70540, 141080, 282160, 2500643, 5001286, 10002572, 12503215, 20005144, 25006430, 40010288, 50012860, 100025720, 200051440]

約数ペア:

[(1, 200051440), (2, 100025720), (4, 50012860), (5, 40010288), (8, 25006430), (10, 20005144), (16, 12503215), (20, 10002572), (40, 5001286), (80, 2500643), (709, 282160), (1418, 141080), (2836, 70540), (3527, 56720), (3545, 56432), (5672, 35270), (7054, 28360), (7090, 28216), (11344, 17635), (14108, 14180)]