80515065

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 144322560

約数和(自身を除く): 63807495

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 71, 95, 115, 173, 213, 285, 345, 355, 437, 519, 865, 1065, 1311, 1349, 1633, 2185, 2595, 3287, 3979, 4047, 4899, 6555, 6745, 8165, 9861, 11937, 12283, 16435, 19895, 20235, 24495, 31027, 36849, 49305, 59685, 61415, 75601, 93081, 155135, 184245, 226803, 233377, 282509, 378005, 465405, 700131, 847527, 1134015, 1166885, 1412545, 3500655, 4237635, 5367671, 16103013, 26838355, 80515065]

約数ペア:

[(1, 80515065), (3, 26838355), (5, 16103013), (15, 5367671), (19, 4237635), (23, 3500655), (57, 1412545), (69, 1166885), (71, 1134015), (95, 847527), (115, 700131), (173, 465405), (213, 378005), (285, 282509), (345, 233377), (355, 226803), (437, 184245), (519, 155135), (865, 93081), (1065, 75601), (1311, 61415), (1349, 59685), (1633, 49305), (2185, 36849), (2595, 31027), (3287, 24495), (3979, 20235), (4047, 19895), (4899, 16435), (6555, 12283), (6745, 11937), (8165, 9861)]