64723505

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:111

約数の個数: 96

約数和(自身を含む): 110315520

約数和(自身を除く): 45592015

約数列:

[1, 5, 7, 11, 17, 29, 31, 35, 55, 77, 85, 119, 121, 145, 155, 187, 203, 217, 319, 341, 385, 493, 527, 595, 605, 847, 899, 935, 1015, 1085, 1309, 1595, 1705, 2057, 2233, 2387, 2465, 2635, 3451, 3509, 3689, 3751, 4235, 4495, 5423, 5797, 6293, 6545, 9889, 10285, 11165, 11935, 14399, 15283, 17255, 17545, 18445, 18755, 24563, 26257, 27115, 28985, 31465, 37961, 40579, 49445, 59653, 63767, 69223, 71995, 76415, 106981, 108779, 122815, 131285, 168113, 189805, 202895, 298265, 318835, 346115, 417571, 446369, 534905, 543895, 761453, 840565, 1176791, 1849243, 2087855, 2231845, 3807265, 5883955, 9246215, 12944701, 64723505]

約数ペア:

[(1, 64723505), (5, 12944701), (7, 9246215), (11, 5883955), (17, 3807265), (29, 2231845), (31, 2087855), (35, 1849243), (55, 1176791), (77, 840565), (85, 761453), (119, 543895), (121, 534905), (145, 446369), (155, 417571), (187, 346115), (203, 318835), (217, 298265), (319, 202895), (341, 189805), (385, 168113), (493, 131285), (527, 122815), (595, 108779), (605, 106981), (847, 76415), (899, 71995), (935, 69223), (1015, 63767), (1085, 59653), (1309, 49445), (1595, 40579), (1705, 37961), (2057, 31465), (2233, 28985), (2387, 27115), (2465, 26257), (2635, 24563), (3451, 18755), (3509, 18445), (3689, 17545), (3751, 17255), (4235, 15283), (4495, 14399), (5423, 11935), (5797, 11165), (6293, 10285), (6545, 9889)]