20161325745

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{3163}}^1$

素因数の和:3427

約数の個数: 96

約数和(自身を含む): 38854932480

約数和(自身を除く): 18693606735

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 79, 99, 163, 165, 237, 395, 489, 495, 711, 815, 869, 1185, 1467, 1793, 2445, 2607, 3163, 3555, 4345, 5379, 7335, 7821, 8965, 9489, 12877, 13035, 15815, 16137, 26895, 28467, 34793, 38631, 39105, 47445, 64385, 80685, 104379, 115893, 141647, 142335, 173965, 193155, 249877, 313137, 424941, 515569, 521895, 579465, 708235, 749631, 1249385, 1274823, 1546707, 1565685, 2124705, 2248893, 2577845, 2748647, 3748155, 4640121, 5671259, 6374115, 7733535, 8245941, 11244465, 13743235, 17013777, 23200605, 24737823, 28356295, 40729951, 41229705, 51041331, 85068885, 122189853, 123689115, 203649755, 255206655, 366569559, 448029461, 610949265, 1344088383, 1832847795, 2240147305, 4032265149, 6720441915, 20161325745]

約数ペア:

[(1, 20161325745), (3, 6720441915), (5, 4032265149), (9, 2240147305), (11, 1832847795), (15, 1344088383), (33, 610949265), (45, 448029461), (55, 366569559), (79, 255206655), (99, 203649755), (163, 123689115), (165, 122189853), (237, 85068885), (395, 51041331), (489, 41229705), (495, 40729951), (711, 28356295), (815, 24737823), (869, 23200605), (1185, 17013777), (1467, 13743235), (1793, 11244465), (2445, 8245941), (2607, 7733535), (3163, 6374115), (3555, 5671259), (4345, 4640121), (5379, 3748155), (7335, 2748647), (7821, 2577845), (8965, 2248893), (9489, 2124705), (12877, 1565685), (13035, 1546707), (15815, 1274823), (16137, 1249385), (26895, 749631), (28467, 708235), (34793, 579465), (38631, 521895), (39105, 515569), (47445, 424941), (64385, 313137), (80685, 249877), (104379, 193155), (115893, 173965), (141647, 142335)]