20160661675

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:267

約数の個数: 216

約数和(自身を含む): 34995760128

約数和(自身を除く): 14835098453

約数列:

[1, 5, 7, 11, 17, 25, 31, 35, 49, 55, 77, 85, 119, 155, 167, 175, 187, 217, 245, 275, 289, 341, 385, 425, 527, 539, 595, 775, 833, 835, 935, 1085, 1169, 1225, 1309, 1445, 1519, 1705, 1837, 1925, 2023, 2387, 2635, 2695, 2839, 2975, 3179, 3689, 4165, 4175, 4675, 5177, 5425, 5797, 5845, 6545, 7225, 7595, 8183, 8525, 8959, 9163, 9185, 10115, 11935, 12859, 13175, 13475, 14161, 14195, 15895, 16709, 18445, 19873, 20825, 22253, 25823, 25885, 28985, 29225, 31229, 32725, 36239, 37975, 40579, 40915, 44795, 45815, 45925, 48263, 50575, 56947, 59675, 62713, 64295, 70805, 70975, 79475, 83545, 88009, 90013, 92225, 98549, 99365, 111265, 129115, 129425, 139111, 144925, 155771, 156145, 181195, 202895, 204575, 218603, 223975, 229075, 241315, 253673, 284053, 284735, 313565, 321475, 337841, 354025, 398629, 417725, 438991, 440045, 450065, 492745, 496825, 530893, 556325, 616063, 645575, 689843, 695555, 778855, 780725, 905975, 968099, 1014475, 1093015, 1206575, 1268365, 1420265, 1423675, 1496153, 1530221, 1567825, 1689205, 1993145, 2194955, 2200225, 2250325, 2364887, 2463725, 2654465, 2790403, 3080315, 3449215, 3477775, 3716251, 3894275, 4312441, 4828901, 4840495, 5465075, 6341825, 6776693, 7101325, 7480765, 7651105, 8446025, 9965725, 10473071, 10974775, 11824435, 13272325, 13952015, 15401575, 16457683, 17246075, 18581255, 21562205, 24144505, 24202475, 26013757, 33883465, 37403825, 38255525, 47436851, 52365355, 59122175, 69760075, 73311497, 82288415, 92906275, 107811025, 115203781, 120722525, 130068785, 169417325, 237184255, 261826775, 366557485, 411442075, 576018905, 650343925, 806426467, 1185921275, 1832787425, 2880094525, 4032132335, 20160661675]

約数ペア:

[(1, 20160661675), (5, 4032132335), (7, 2880094525), (11, 1832787425), (17, 1185921275), (25, 806426467), (31, 650343925), (35, 576018905), (49, 411442075), (55, 366557485), (77, 261826775), (85, 237184255), (119, 169417325), (155, 130068785), (167, 120722525), (175, 115203781), (187, 107811025), (217, 92906275), (245, 82288415), (275, 73311497), (289, 69760075), (341, 59122175), (385, 52365355), (425, 47436851), (527, 38255525), (539, 37403825), (595, 33883465), (775, 26013757), (833, 24202475), (835, 24144505), (935, 21562205), (1085, 18581255), (1169, 17246075), (1225, 16457683), (1309, 15401575), (1445, 13952015), (1519, 13272325), (1705, 11824435), (1837, 10974775), (1925, 10473071), (2023, 9965725), (2387, 8446025), (2635, 7651105), (2695, 7480765), (2839, 7101325), (2975, 6776693), (3179, 6341825), (3689, 5465075), (4165, 4840495), (4175, 4828901), (4675, 4312441), (5177, 3894275), (5425, 3716251), (5797, 3477775), (5845, 3449215), (6545, 3080315), (7225, 2790403), (7595, 2654465), (8183, 2463725), (8525, 2364887), (8959, 2250325), (9163, 2200225), (9185, 2194955), (10115, 1993145), (11935, 1689205), (12859, 1567825), (13175, 1530221), (13475, 1496153), (14161, 1423675), (14195, 1420265), (15895, 1268365), (16709, 1206575), (18445, 1093015), (19873, 1014475), (20825, 968099), (22253, 905975), (25823, 780725), (25885, 778855), (28985, 695555), (29225, 689843), (31229, 645575), (32725, 616063), (36239, 556325), (37975, 530893), (40579, 496825), (40915, 492745), (44795, 450065), (45815, 440045), (45925, 438991), (48263, 417725), (50575, 398629), (56947, 354025), (59675, 337841), (62713, 321475), (64295, 313565), (70805, 284735), (70975, 284053), (79475, 253673), (83545, 241315), (88009, 229075), (90013, 223975), (92225, 218603), (98549, 204575), (99365, 202895), (111265, 181195), (129115, 156145), (129425, 155771), (139111, 144925)]