2172592125

素因数分解:

$3^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19507}}^1$

素因数の和:19545

約数の個数: 80

約数和(自身を含む): 4418796096

約数和(自身を除く): 2246203971

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 81, 99, 125, 135, 165, 225, 275, 297, 375, 405, 495, 675, 825, 891, 1125, 1375, 1485, 2025, 2475, 3375, 4125, 4455, 7425, 10125, 12375, 19507, 22275, 37125, 58521, 97535, 111375, 175563, 214577, 292605, 487675, 526689, 643731, 877815, 1072885, 1463025, 1580067, 1931193, 2438375, 2633445, 3218655, 4389075, 5364425, 5793579, 7315125, 7900335, 9655965, 13167225, 16093275, 17380737, 21945375, 26822125, 28967895, 39501675, 48279825, 65836125, 80466375, 86903685, 144839475, 197508375, 241399125, 434518425, 724197375, 2172592125]

約数ペア:

[(1, 2172592125), (3, 724197375), (5, 434518425), (9, 241399125), (11, 197508375), (15, 144839475), (25, 86903685), (27, 80466375), (33, 65836125), (45, 48279825), (55, 39501675), (75, 28967895), (81, 26822125), (99, 21945375), (125, 17380737), (135, 16093275), (165, 13167225), (225, 9655965), (275, 7900335), (297, 7315125), (375, 5793579), (405, 5364425), (495, 4389075), (675, 3218655), (825, 2633445), (891, 2438375), (1125, 1931193), (1375, 1580067), (1485, 1463025), (2025, 1072885), (2475, 877815), (3375, 643731), (4125, 526689), (4455, 487675), (7425, 292605), (10125, 214577), (12375, 175563), (19507, 111375), (22275, 97535), (37125, 58521)]