65644425

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1$

素因数の和:461

約数の個数: 120

約数和(自身を含む): 151960512

約数和(自身を除く): 86316087

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 27, 33, 35, 45, 55, 63, 75, 77, 81, 99, 105, 135, 165, 175, 189, 225, 231, 275, 297, 315, 385, 405, 421, 495, 525, 567, 675, 693, 825, 891, 945, 1155, 1263, 1485, 1575, 1925, 2025, 2079, 2105, 2475, 2835, 2947, 3465, 3789, 4455, 4631, 4725, 5775, 6237, 6315, 7425, 8841, 10395, 10525, 11367, 13893, 14175, 14735, 17325, 18945, 22275, 23155, 26523, 31185, 31575, 32417, 34101, 41679, 44205, 51975, 56835, 69465, 73675, 79569, 94725, 97251, 115775, 125037, 132615, 155925, 162085, 170505, 208395, 221025, 238707, 284175, 291753, 347325, 375111, 397845, 486255, 625185, 663075, 810425, 852525, 875259, 1041975, 1193535, 1458765, 1875555, 1989225, 2431275, 2625777, 3125925, 4376295, 5967675, 7293825, 9377775, 13128885, 21881475, 65644425]

約数ペア:

[(1, 65644425), (3, 21881475), (5, 13128885), (7, 9377775), (9, 7293825), (11, 5967675), (15, 4376295), (21, 3125925), (25, 2625777), (27, 2431275), (33, 1989225), (35, 1875555), (45, 1458765), (55, 1193535), (63, 1041975), (75, 875259), (77, 852525), (81, 810425), (99, 663075), (105, 625185), (135, 486255), (165, 397845), (175, 375111), (189, 347325), (225, 291753), (231, 284175), (275, 238707), (297, 221025), (315, 208395), (385, 170505), (405, 162085), (421, 155925), (495, 132615), (525, 125037), (567, 115775), (675, 97251), (693, 94725), (825, 79569), (891, 73675), (945, 69465), (1155, 56835), (1263, 51975), (1485, 44205), (1575, 41679), (1925, 34101), (2025, 32417), (2079, 31575), (2105, 31185), (2475, 26523), (2835, 23155), (2947, 22275), (3465, 18945), (3789, 17325), (4455, 14735), (4631, 14175), (4725, 13893), (5775, 11367), (6237, 10525), (6315, 10395), (7425, 8841)]