81526095

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:366

約数の個数: 80

約数和(自身を含む): 169012800

約数和(自身を除く): 87486705

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 149, 189, 193, 315, 405, 447, 567, 579, 745, 945, 965, 1043, 1341, 1351, 1737, 2235, 2835, 2895, 3129, 4023, 4053, 5211, 5215, 6705, 6755, 8685, 9387, 12069, 12159, 15633, 15645, 20115, 20265, 26055, 28161, 28757, 36477, 46935, 60345, 60795, 78165, 84483, 86271, 109431, 140805, 143785, 182385, 201299, 258813, 422415, 431355, 547155, 603897, 776439, 1006495, 1294065, 1811691, 2329317, 3019485, 3882195, 5435073, 9058455, 11646585, 16305219, 27175365, 81526095]

約数ペア:

[(1, 81526095), (3, 27175365), (5, 16305219), (7, 11646585), (9, 9058455), (15, 5435073), (21, 3882195), (27, 3019485), (35, 2329317), (45, 1811691), (63, 1294065), (81, 1006495), (105, 776439), (135, 603897), (149, 547155), (189, 431355), (193, 422415), (315, 258813), (405, 201299), (447, 182385), (567, 143785), (579, 140805), (745, 109431), (945, 86271), (965, 84483), (1043, 78165), (1341, 60795), (1351, 60345), (1737, 46935), (2235, 36477), (2835, 28757), (2895, 28161), (3129, 26055), (4023, 20265), (4053, 20115), (5211, 15645), (5215, 15633), (6705, 12159), (6755, 12069), (8685, 9387)]