201007555

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1489}}^1$

素因数の和:1556

約数の個数: 48

約数和(自身を含む): 305748000

約数和(自身を除く): 104740445

約数列:

[1, 5, 7, 19, 29, 35, 49, 95, 133, 145, 203, 245, 551, 665, 931, 1015, 1421, 1489, 2755, 3857, 4655, 7105, 7445, 10423, 19285, 26999, 28291, 43181, 52115, 72961, 134995, 141455, 198037, 215905, 302267, 364805, 820439, 990185, 1386259, 1511335, 2115869, 4102195, 5743073, 6931295, 10579345, 28715365, 40201511, 201007555]

約数ペア:

[(1, 201007555), (5, 40201511), (7, 28715365), (19, 10579345), (29, 6931295), (35, 5743073), (49, 4102195), (95, 2115869), (133, 1511335), (145, 1386259), (203, 990185), (245, 820439), (551, 364805), (665, 302267), (931, 215905), (1015, 198037), (1421, 141455), (1489, 134995), (2755, 72961), (3857, 52115), (4655, 43181), (7105, 28291), (7445, 26999), (10423, 19285)]