55123712

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1619}}^1$

素因数の和:1661

約数の個数: 72

約数和(自身を含む): 132451200

約数和(自身を除く): 77327488

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 896, 1064, 1216, 1619, 1792, 2128, 2432, 3238, 4256, 4864, 6476, 8512, 11333, 12952, 17024, 22666, 25904, 30761, 34048, 45332, 51808, 61522, 90664, 103616, 123044, 181328, 207232, 215327, 246088, 362656, 414464, 430654, 492176, 725312, 861308, 984352, 1450624, 1722616, 1968704, 2901248, 3445232, 3937408, 6890464, 7874816, 13780928, 27561856, 55123712]

約数ペア:

[(1, 55123712), (2, 27561856), (4, 13780928), (7, 7874816), (8, 6890464), (14, 3937408), (16, 3445232), (19, 2901248), (28, 1968704), (32, 1722616), (38, 1450624), (56, 984352), (64, 861308), (76, 725312), (112, 492176), (128, 430654), (133, 414464), (152, 362656), (224, 246088), (256, 215327), (266, 207232), (304, 181328), (448, 123044), (532, 103616), (608, 90664), (896, 61522), (1064, 51808), (1216, 45332), (1619, 34048), (1792, 30761), (2128, 25904), (2432, 22666), (3238, 17024), (4256, 12952), (4864, 11333), (6476, 8512)]