20512272825

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2683}}^1\times {\mathrm{3089}}^1$

素因数の和:5799

約数の個数: 72

約数和(自身を含む): 40107656160

約数和(自身を除く): 19595383335

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 2683, 3089, 8049, 9267, 13415, 15445, 24147, 27801, 29513, 33979, 40245, 46335, 67075, 77225, 88539, 101937, 120735, 139005, 147565, 169895, 201225, 231675, 265617, 305811, 442695, 509685, 603675, 695025, 737825, 849475, 1328085, 1529055, 2213475, 2548425, 6640425, 7645275, 8287787, 24863361, 41438935, 74590083, 91165657, 124316805, 207194675, 273496971, 372950415, 455828285, 621584025, 820490913, 1367484855, 1864752075, 2279141425, 4102454565, 6837424275, 20512272825]

約数ペア:

[(1, 20512272825), (3, 6837424275), (5, 4102454565), (9, 2279141425), (11, 1864752075), (15, 1367484855), (25, 820490913), (33, 621584025), (45, 455828285), (55, 372950415), (75, 273496971), (99, 207194675), (165, 124316805), (225, 91165657), (275, 74590083), (495, 41438935), (825, 24863361), (2475, 8287787), (2683, 7645275), (3089, 6640425), (8049, 2548425), (9267, 2213475), (13415, 1529055), (15445, 1328085), (24147, 849475), (27801, 737825), (29513, 695025), (33979, 603675), (40245, 509685), (46335, 442695), (67075, 305811), (77225, 265617), (88539, 231675), (101937, 201225), (120735, 169895), (139005, 147565)]