202040905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{983}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 274606848

約数和(自身を除く): 72565943

約数列:

[1, 5, 11, 37, 55, 101, 185, 407, 505, 983, 1111, 2035, 3737, 4915, 5555, 10813, 18685, 36371, 41107, 54065, 99283, 181855, 205535, 400081, 496415, 1092113, 2000405, 3673471, 5460565, 18367355, 40408181, 202040905]

約数ペア:

[(1, 202040905), (5, 40408181), (11, 18367355), (37, 5460565), (55, 3673471), (101, 2000405), (185, 1092113), (407, 496415), (505, 400081), (983, 205535), (1111, 181855), (2035, 99283), (3737, 54065), (4915, 41107), (5555, 36371), (10813, 18685)]