64443668

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 129830400

約数和(自身を除く): 65386732

約数列:

[1, 2, 4, 17, 19, 31, 34, 38, 62, 68, 76, 124, 323, 527, 589, 646, 1054, 1178, 1292, 1609, 2108, 2356, 3218, 6436, 10013, 20026, 27353, 30571, 40052, 49879, 54706, 61142, 99758, 109412, 122284, 199516, 519707, 847943, 947701, 1039414, 1695886, 1895402, 2078828, 3391772, 3790804, 16110917, 32221834, 64443668]

約数ペア:

[(1, 64443668), (2, 32221834), (4, 16110917), (17, 3790804), (19, 3391772), (31, 2078828), (34, 1895402), (38, 1695886), (62, 1039414), (68, 947701), (76, 847943), (124, 519707), (323, 199516), (527, 122284), (589, 109412), (646, 99758), (1054, 61142), (1178, 54706), (1292, 49879), (1609, 40052), (2108, 30571), (2356, 27353), (3218, 20026), (6436, 10013)]