201664090

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1\times {\mathrm{643}}^1$

素因数の和:1126

約数の個数: 32

約数和(自身を含む): 369089280

約数和(自身を除く): 167425190

約数列:

[1, 2, 5, 10, 79, 158, 395, 397, 643, 790, 794, 1286, 1985, 3215, 3970, 6430, 31363, 50797, 62726, 101594, 156815, 253985, 255271, 313630, 507970, 510542, 1276355, 2552710, 20166409, 40332818, 100832045, 201664090]

約数ペア:

[(1, 201664090), (2, 100832045), (5, 40332818), (10, 20166409), (79, 2552710), (158, 1276355), (395, 510542), (397, 507970), (643, 313630), (790, 255271), (794, 253985), (1286, 156815), (1985, 101594), (3215, 62726), (3970, 50797), (6430, 31363)]