201788772620

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1627}}^1\times {\mathrm{69677}}^1$

素因数の和:71402

約数の個数: 48

約数和(自身を含む): 428787263520

約数和(自身を除く): 226998490900

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1627, 1780, 3254, 6508, 8135, 16270, 32540, 69677, 139354, 144803, 278708, 289606, 348385, 579212, 696770, 724015, 1393540, 1448030, 2896060, 6201253, 12402506, 24805012, 31006265, 62012530, 113364479, 124025060, 226728958, 453457916, 566822395, 1133644790, 2267289580, 10089438631, 20178877262, 40357754524, 50447193155, 100894386310, 201788772620]

約数ペア:

[(1, 201788772620), (2, 100894386310), (4, 50447193155), (5, 40357754524), (10, 20178877262), (20, 10089438631), (89, 2267289580), (178, 1133644790), (356, 566822395), (445, 453457916), (890, 226728958), (1627, 124025060), (1780, 113364479), (3254, 62012530), (6508, 31006265), (8135, 24805012), (16270, 12402506), (32540, 6201253), (69677, 2896060), (139354, 1448030), (144803, 1393540), (278708, 724015), (289606, 696770), (348385, 579212)]