64693695

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 118153728

約数和(自身を除く): 53460033

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 73, 123, 131, 165, 205, 219, 365, 393, 451, 615, 655, 803, 1095, 1353, 1441, 1965, 2255, 2409, 2993, 4015, 4323, 5371, 6765, 7205, 8979, 9563, 12045, 14965, 16113, 21615, 26855, 28689, 32923, 44895, 47815, 59081, 80565, 98769, 105193, 143445, 164615, 177243, 295405, 315579, 392083, 493845, 525965, 886215, 1176249, 1577895, 1960415, 4312913, 5881245, 12938739, 21564565, 64693695]

約数ペア:

[(1, 64693695), (3, 21564565), (5, 12938739), (11, 5881245), (15, 4312913), (33, 1960415), (41, 1577895), (55, 1176249), (73, 886215), (123, 525965), (131, 493845), (165, 392083), (205, 315579), (219, 295405), (365, 177243), (393, 164615), (451, 143445), (615, 105193), (655, 98769), (803, 80565), (1095, 59081), (1353, 47815), (1441, 44895), (1965, 32923), (2255, 28689), (2409, 26855), (2993, 21615), (4015, 16113), (4323, 14965), (5371, 12045), (6765, 9563), (7205, 8979)]