201197215

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 271545120

約数和(自身を除く): 70347905

約数列:

[1, 5, 23, 29, 43, 61, 115, 145, 215, 305, 529, 667, 989, 1247, 1403, 1769, 2623, 2645, 3335, 4945, 6235, 7015, 8845, 13115, 15341, 22747, 28681, 32269, 40687, 60329, 76067, 76705, 113735, 143405, 161345, 203435, 301645, 380335, 659663, 935801, 1387567, 1749541, 3298315, 4679005, 6937835, 8747705, 40239443, 201197215]

約数ペア:

[(1, 201197215), (5, 40239443), (23, 8747705), (29, 6937835), (43, 4679005), (61, 3298315), (115, 1749541), (145, 1387567), (215, 935801), (305, 659663), (529, 380335), (667, 301645), (989, 203435), (1247, 161345), (1403, 143405), (1769, 113735), (2623, 76705), (2645, 76067), (3335, 60329), (4945, 40687), (6235, 32269), (7015, 28681), (8845, 22747), (13115, 15341)]