20131368350

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1129}}^1\times {\mathrm{4007}}^1$

素因数の和:5237

約数の個数: 48

約数和(自身を含む): 37908064800

約数和(自身を除く): 17776696450

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 1129, 2225, 2258, 4007, 4450, 5645, 8014, 11290, 20035, 28225, 40070, 56450, 100175, 100481, 200350, 200962, 356623, 502405, 713246, 1004810, 1783115, 2512025, 3566230, 4523903, 5024050, 8915575, 9047806, 17831150, 22619515, 45239030, 113097575, 226195150, 402627367, 805254734, 2013136835, 4026273670, 10065684175, 20131368350]

約数ペア:

[(1, 20131368350), (2, 10065684175), (5, 4026273670), (10, 2013136835), (25, 805254734), (50, 402627367), (89, 226195150), (178, 113097575), (445, 45239030), (890, 22619515), (1129, 17831150), (2225, 9047806), (2258, 8915575), (4007, 5024050), (4450, 4523903), (5645, 3566230), (8014, 2512025), (11290, 1783115), (20035, 1004810), (28225, 713246), (40070, 502405), (56450, 356623), (100175, 200962), (100481, 200350)]