201437990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41879}}^1$

素因数の和:41936

約数の個数: 32

約数和(自身を含む): 401042880

約数和(自身を除く): 199604890

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 41879, 83758, 209395, 418790, 544427, 1088854, 1549523, 2722135, 3099046, 5444270, 7747615, 15495230, 20143799, 40287598, 100718995, 201437990]

約数ペア:

[(1, 201437990), (2, 100718995), (5, 40287598), (10, 20143799), (13, 15495230), (26, 7747615), (37, 5444270), (65, 3099046), (74, 2722135), (130, 1549523), (185, 1088854), (370, 544427), (481, 418790), (962, 209395), (2405, 83758), (4810, 41879)]