78892905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1993}}^1$

素因数の和:2050

約数の個数: 64

約数和(自身を含む): 160796160

約数和(自身を除く): 81903255

約数列:

[1, 3, 5, 7, 13, 15, 21, 29, 35, 39, 65, 87, 91, 105, 145, 195, 203, 273, 377, 435, 455, 609, 1015, 1131, 1365, 1885, 1993, 2639, 3045, 5655, 5979, 7917, 9965, 13195, 13951, 25909, 29895, 39585, 41853, 57797, 69755, 77727, 129545, 173391, 181363, 209265, 288985, 388635, 404579, 544089, 751361, 866955, 906815, 1213737, 2022895, 2254083, 2720445, 3756805, 5259527, 6068685, 11270415, 15778581, 26297635, 78892905]

約数ペア:

[(1, 78892905), (3, 26297635), (5, 15778581), (7, 11270415), (13, 6068685), (15, 5259527), (21, 3756805), (29, 2720445), (35, 2254083), (39, 2022895), (65, 1213737), (87, 906815), (91, 866955), (105, 751361), (145, 544089), (195, 404579), (203, 388635), (273, 288985), (377, 209265), (435, 181363), (455, 173391), (609, 129545), (1015, 77727), (1131, 69755), (1365, 57797), (1885, 41853), (1993, 39585), (2639, 29895), (3045, 25909), (5655, 13951), (5979, 13195), (7917, 9965)]