20155829595

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{331}}^1\times {\mathrm{1277}}^1$

素因数の和:1661

約数の個数: 96

約数和(自身を含む): 37514555136

約数和(自身を除く): 17358725541

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 289, 331, 561, 867, 935, 993, 1277, 1445, 1655, 2805, 3179, 3641, 3831, 4335, 4965, 5627, 6385, 9537, 10923, 14047, 15895, 16881, 18205, 19155, 21709, 28135, 42141, 47685, 54615, 61897, 65127, 70235, 84405, 95659, 108545, 185691, 210705, 238799, 286977, 309485, 325635, 369053, 422687, 478295, 716397, 928455, 1052249, 1107159, 1193995, 1268061, 1434885, 1845265, 2113435, 3156747, 3581985, 4059583, 4649557, 5261245, 5535795, 6340305, 7185679, 12178749, 13948671, 15783735, 20297915, 21557037, 23247785, 35928395, 60893745, 69743355, 79042469, 107785185, 122156543, 237127407, 366469629, 395212345, 610782715, 1185637035, 1343721973, 1832348145, 4031165919, 6718609865, 20155829595]

約数ペア:

[(1, 20155829595), (3, 6718609865), (5, 4031165919), (11, 1832348145), (15, 1343721973), (17, 1185637035), (33, 610782715), (51, 395212345), (55, 366469629), (85, 237127407), (165, 122156543), (187, 107785185), (255, 79042469), (289, 69743355), (331, 60893745), (561, 35928395), (867, 23247785), (935, 21557037), (993, 20297915), (1277, 15783735), (1445, 13948671), (1655, 12178749), (2805, 7185679), (3179, 6340305), (3641, 5535795), (3831, 5261245), (4335, 4649557), (4965, 4059583), (5627, 3581985), (6385, 3156747), (9537, 2113435), (10923, 1845265), (14047, 1434885), (15895, 1268061), (16881, 1193995), (18205, 1107159), (19155, 1052249), (21709, 928455), (28135, 716397), (42141, 478295), (47685, 422687), (54615, 369053), (61897, 325635), (65127, 309485), (70235, 286977), (84405, 238799), (95659, 210705), (108545, 185691)]