54126215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 83244672

約数和(自身を除く): 29118457

約数列:

[1, 5, 11, 13, 17, 55, 61, 65, 73, 85, 143, 187, 221, 305, 365, 671, 715, 793, 803, 935, 949, 1037, 1105, 1241, 2431, 3355, 3965, 4015, 4453, 4745, 5185, 6205, 8723, 10439, 11407, 12155, 13481, 13651, 16133, 22265, 43615, 48983, 52195, 57035, 57889, 67405, 68255, 75701, 80665, 148291, 177463, 244915, 289445, 378505, 636779, 741455, 832711, 887315, 984113, 3183895, 4163555, 4920565, 10825243, 54126215]

約数ペア:

[(1, 54126215), (5, 10825243), (11, 4920565), (13, 4163555), (17, 3183895), (55, 984113), (61, 887315), (65, 832711), (73, 741455), (85, 636779), (143, 378505), (187, 289445), (221, 244915), (305, 177463), (365, 148291), (671, 80665), (715, 75701), (793, 68255), (803, 67405), (935, 57889), (949, 57035), (1037, 52195), (1105, 48983), (1241, 43615), (2431, 22265), (3355, 16133), (3965, 13651), (4015, 13481), (4453, 12155), (4745, 11407), (5185, 10439), (6205, 8723)]