80738502

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 179988480

約数和(自身を除く): 99249978

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 71, 78, 122, 142, 183, 213, 239, 366, 426, 478, 717, 793, 923, 1434, 1586, 1846, 2379, 2769, 3107, 4331, 4758, 5538, 6214, 8662, 9321, 12993, 14579, 16969, 18642, 25986, 29158, 33938, 43737, 50907, 56303, 87474, 101814, 112606, 168909, 189527, 220597, 337818, 379054, 441194, 568581, 661791, 1035109, 1137162, 1323582, 2070218, 3105327, 6210654, 13456417, 26912834, 40369251, 80738502]

約数ペア:

[(1, 80738502), (2, 40369251), (3, 26912834), (6, 13456417), (13, 6210654), (26, 3105327), (39, 2070218), (61, 1323582), (71, 1137162), (78, 1035109), (122, 661791), (142, 568581), (183, 441194), (213, 379054), (239, 337818), (366, 220597), (426, 189527), (478, 168909), (717, 112606), (793, 101814), (923, 87474), (1434, 56303), (1586, 50907), (1846, 43737), (2379, 33938), (2769, 29158), (3107, 25986), (4331, 18642), (4758, 16969), (5538, 14579), (6214, 12993), (8662, 9321)]