51254775

素因数分解:

$3^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 113742720

約数和(自身を除く): 62487945

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 27, 33, 39, 45, 55, 59, 65, 75, 81, 99, 117, 135, 143, 165, 177, 195, 225, 243, 275, 295, 297, 325, 351, 405, 429, 495, 531, 585, 649, 675, 715, 767, 825, 885, 891, 975, 1053, 1215, 1287, 1475, 1485, 1593, 1755, 1947, 2025, 2145, 2301, 2475, 2655, 2673, 2925, 3159, 3245, 3575, 3835, 3861, 4425, 4455, 4779, 5265, 5841, 6075, 6435, 6903, 7425, 7965, 8437, 8775, 9735, 10725, 11505, 11583, 13275, 13365, 14337, 15795, 16225, 17523, 19175, 19305, 20709, 22275, 23895, 25311, 26325, 29205, 32175, 34515, 34749, 39825, 42185, 48675, 52569, 57525, 57915, 62127, 66825, 71685, 75933, 78975, 87615, 96525, 103545, 119475, 126555, 146025, 157707, 172575, 173745, 186381, 210925, 227799, 262845, 289575, 310635, 358425, 379665, 438075, 517725, 632775, 683397, 788535, 868725, 931905, 1138995, 1314225, 1553175, 1898325, 2050191, 3416985, 3942675, 4659525, 5694975, 10250955, 17084925, 51254775]

約数ペア:

[(1, 51254775), (3, 17084925), (5, 10250955), (9, 5694975), (11, 4659525), (13, 3942675), (15, 3416985), (25, 2050191), (27, 1898325), (33, 1553175), (39, 1314225), (45, 1138995), (55, 931905), (59, 868725), (65, 788535), (75, 683397), (81, 632775), (99, 517725), (117, 438075), (135, 379665), (143, 358425), (165, 310635), (177, 289575), (195, 262845), (225, 227799), (243, 210925), (275, 186381), (295, 173745), (297, 172575), (325, 157707), (351, 146025), (405, 126555), (429, 119475), (495, 103545), (531, 96525), (585, 87615), (649, 78975), (675, 75933), (715, 71685), (767, 66825), (825, 62127), (885, 57915), (891, 57525), (975, 52569), (1053, 48675), (1215, 42185), (1287, 39825), (1475, 34749), (1485, 34515), (1593, 32175), (1755, 29205), (1947, 26325), (2025, 25311), (2145, 23895), (2301, 22275), (2475, 20709), (2655, 19305), (2673, 19175), (2925, 17523), (3159, 16225), (3245, 15795), (3575, 14337), (3835, 13365), (3861, 13275), (4425, 11583), (4455, 11505), (4779, 10725), (5265, 9735), (5841, 8775), (6075, 8437), (6435, 7965), (6903, 7425)]