20165223375

素因数分解:

$3^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{547}}^1$

素因数の和:916

約数の個数: 160

約数和(自身を含む): 41210687232

約数和(自身を除く): 21045463857

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 81, 99, 125, 135, 165, 225, 275, 297, 331, 375, 405, 495, 547, 675, 825, 891, 993, 1125, 1375, 1485, 1641, 1655, 2025, 2475, 2735, 2979, 3375, 3641, 4125, 4455, 4923, 4965, 6017, 7425, 8205, 8275, 8937, 10125, 10923, 12375, 13675, 14769, 14895, 18051, 18205, 22275, 24615, 24825, 26811, 30085, 32769, 37125, 41025, 41375, 44307, 44685, 54153, 54615, 68375, 73845, 74475, 90255, 91025, 98307, 111375, 123075, 124125, 134055, 150425, 162459, 163845, 181057, 205125, 221535, 223425, 270765, 273075, 294921, 369225, 372375, 451275, 455125, 487377, 491535, 543171, 615375, 670275, 752125, 812295, 819225, 905285, 1107675, 1117125, 1353825, 1365375, 1474605, 1629513, 1846125, 1991627, 2256375, 2436885, 2457675, 2715855, 3351375, 4061475, 4096125, 4526425, 4888539, 5538375, 5974881, 6769125, 7373025, 8147565, 9958135, 12184425, 12288375, 13579275, 14665617, 17924643, 20307375, 22632125, 24442695, 29874405, 36865125, 40737825, 49790675, 53773929, 60922125, 67896375, 73328085, 89623215, 122213475, 149372025, 161321787, 203689125, 248953375, 268869645, 366640425, 448116075, 611067375, 746860125, 806608935, 1344348225, 1833202125, 2240580375, 4033044675, 6721741125, 20165223375]

約数ペア:

[(1, 20165223375), (3, 6721741125), (5, 4033044675), (9, 2240580375), (11, 1833202125), (15, 1344348225), (25, 806608935), (27, 746860125), (33, 611067375), (45, 448116075), (55, 366640425), (75, 268869645), (81, 248953375), (99, 203689125), (125, 161321787), (135, 149372025), (165, 122213475), (225, 89623215), (275, 73328085), (297, 67896375), (331, 60922125), (375, 53773929), (405, 49790675), (495, 40737825), (547, 36865125), (675, 29874405), (825, 24442695), (891, 22632125), (993, 20307375), (1125, 17924643), (1375, 14665617), (1485, 13579275), (1641, 12288375), (1655, 12184425), (2025, 9958135), (2475, 8147565), (2735, 7373025), (2979, 6769125), (3375, 5974881), (3641, 5538375), (4125, 4888539), (4455, 4526425), (4923, 4096125), (4965, 4061475), (6017, 3351375), (7425, 2715855), (8205, 2457675), (8275, 2436885), (8937, 2256375), (10125, 1991627), (10923, 1846125), (12375, 1629513), (13675, 1474605), (14769, 1365375), (14895, 1353825), (18051, 1117125), (18205, 1107675), (22275, 905285), (24615, 819225), (24825, 812295), (26811, 752125), (30085, 670275), (32769, 615375), (37125, 543171), (41025, 491535), (41375, 487377), (44307, 455125), (44685, 451275), (54153, 372375), (54615, 369225), (68375, 294921), (73845, 273075), (74475, 270765), (90255, 223425), (91025, 221535), (98307, 205125), (111375, 181057), (123075, 163845), (124125, 162459), (134055, 150425)]