78123825

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:368

約数の個数: 96

約数和(自身を含む): 160406400

約数和(自身を除く): 82282575

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 29, 39, 45, 65, 75, 87, 117, 135, 145, 195, 225, 261, 307, 325, 351, 377, 435, 585, 675, 725, 783, 921, 975, 1131, 1305, 1535, 1755, 1885, 2175, 2763, 2925, 3393, 3915, 3991, 4605, 5655, 6525, 7675, 8289, 8775, 8903, 9425, 10179, 11973, 13815, 16965, 19575, 19955, 23025, 26709, 28275, 35919, 41445, 44515, 50895, 59865, 69075, 80127, 84825, 99775, 107757, 115739, 133545, 179595, 207225, 222575, 240381, 254475, 299325, 347217, 400635, 538785, 578695, 667725, 897975, 1041651, 1201905, 1736085, 2003175, 2693925, 2893475, 3124953, 5208255, 6009525, 8680425, 15624765, 26041275, 78123825]

約数ペア:

[(1, 78123825), (3, 26041275), (5, 15624765), (9, 8680425), (13, 6009525), (15, 5208255), (25, 3124953), (27, 2893475), (29, 2693925), (39, 2003175), (45, 1736085), (65, 1201905), (75, 1041651), (87, 897975), (117, 667725), (135, 578695), (145, 538785), (195, 400635), (225, 347217), (261, 299325), (307, 254475), (325, 240381), (351, 222575), (377, 207225), (435, 179595), (585, 133545), (675, 115739), (725, 107757), (783, 99775), (921, 84825), (975, 80127), (1131, 69075), (1305, 59865), (1535, 50895), (1755, 44515), (1885, 41445), (2175, 35919), (2763, 28275), (2925, 26709), (3393, 23025), (3915, 19955), (3991, 19575), (4605, 16965), (5655, 13815), (6525, 11973), (7675, 10179), (8289, 9425), (8775, 8903)]