80708265

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 174182400

約数和(自身を除く): 93474135

約数列:

[1, 3, 5, 9, 11, 15, 17, 23, 27, 33, 45, 51, 55, 69, 85, 99, 115, 135, 139, 153, 165, 187, 207, 253, 255, 297, 345, 391, 417, 459, 495, 561, 621, 695, 759, 765, 935, 1035, 1173, 1251, 1265, 1485, 1529, 1683, 1955, 2085, 2277, 2295, 2363, 2805, 3105, 3197, 3519, 3753, 3795, 4301, 4587, 5049, 5865, 6255, 6831, 7089, 7645, 8415, 9591, 10557, 11385, 11815, 12903, 13761, 15985, 17595, 18765, 21267, 21505, 22935, 25245, 25993, 28773, 34155, 35167, 35445, 38709, 41283, 47955, 52785, 54349, 63801, 64515, 68805, 77979, 86319, 105501, 106335, 116127, 129965, 143865, 163047, 175835, 193545, 206415, 233937, 271745, 316503, 319005, 389895, 431595, 489141, 527505, 580635, 597839, 701811, 815235, 949509, 1169685, 1467423, 1582515, 1793517, 2445705, 2989195, 3509055, 4747545, 5380551, 7337115, 8967585, 16141653, 26902755, 80708265]

約数ペア:

[(1, 80708265), (3, 26902755), (5, 16141653), (9, 8967585), (11, 7337115), (15, 5380551), (17, 4747545), (23, 3509055), (27, 2989195), (33, 2445705), (45, 1793517), (51, 1582515), (55, 1467423), (69, 1169685), (85, 949509), (99, 815235), (115, 701811), (135, 597839), (139, 580635), (153, 527505), (165, 489141), (187, 431595), (207, 389895), (253, 319005), (255, 316503), (297, 271745), (345, 233937), (391, 206415), (417, 193545), (459, 175835), (495, 163047), (561, 143865), (621, 129965), (695, 116127), (759, 106335), (765, 105501), (935, 86319), (1035, 77979), (1173, 68805), (1251, 64515), (1265, 63801), (1485, 54349), (1529, 52785), (1683, 47955), (1955, 41283), (2085, 38709), (2277, 35445), (2295, 35167), (2363, 34155), (2805, 28773), (3105, 25993), (3197, 25245), (3519, 22935), (3753, 21505), (3795, 21267), (4301, 18765), (4587, 17595), (5049, 15985), (5865, 13761), (6255, 12903), (6831, 11815), (7089, 11385), (7645, 10557), (8415, 9591)]