200721244

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{461}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 393513120

約数和(自身を除く): 192791876

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 337, 461, 646, 674, 922, 1292, 1348, 1844, 5729, 6403, 7837, 8759, 11458, 12806, 15674, 17518, 22916, 25612, 31348, 35036, 108851, 148903, 155357, 217702, 297806, 310714, 435404, 595612, 621428, 2641069, 2951783, 5282138, 5903566, 10564276, 11807132, 50180311, 100360622, 200721244]

約数ペア:

[(1, 200721244), (2, 100360622), (4, 50180311), (17, 11807132), (19, 10564276), (34, 5903566), (38, 5282138), (68, 2951783), (76, 2641069), (323, 621428), (337, 595612), (461, 435404), (646, 310714), (674, 297806), (922, 217702), (1292, 155357), (1348, 148903), (1844, 108851), (5729, 35036), (6403, 31348), (7837, 25612), (8759, 22916), (11458, 17518), (12806, 15674)]