65173005

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 125452800

約数和(自身を除く): 60279795

約数列:

[1, 3, 5, 9, 15, 27, 29, 31, 45, 81, 87, 93, 135, 145, 155, 179, 261, 279, 405, 435, 465, 537, 783, 837, 895, 899, 1305, 1395, 1611, 2349, 2511, 2685, 2697, 3915, 4185, 4495, 4833, 5191, 5549, 8055, 8091, 11745, 12555, 13485, 14499, 15573, 16647, 24165, 24273, 25955, 27745, 40455, 46719, 49941, 72495, 72819, 77865, 83235, 121365, 140157, 149823, 160921, 233595, 249705, 364095, 420471, 449469, 482763, 700785, 749115, 804605, 1448289, 2102355, 2247345, 2413815, 4344867, 7241445, 13034601, 21724335, 65173005]

約数ペア:

[(1, 65173005), (3, 21724335), (5, 13034601), (9, 7241445), (15, 4344867), (27, 2413815), (29, 2247345), (31, 2102355), (45, 1448289), (81, 804605), (87, 749115), (93, 700785), (135, 482763), (145, 449469), (155, 420471), (179, 364095), (261, 249705), (279, 233595), (405, 160921), (435, 149823), (465, 140157), (537, 121365), (783, 83235), (837, 77865), (895, 72819), (899, 72495), (1305, 49941), (1395, 46719), (1611, 40455), (2349, 27745), (2511, 25955), (2685, 24273), (2697, 24165), (3915, 16647), (4185, 15573), (4495, 14499), (4833, 13485), (5191, 12555), (5549, 11745), (8055, 8091)]