204077920

素因数分解:

$2^5\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2791}}^1$

素因数の和:3263

約数の個数: 48

約数和(自身を含む): 483362208

約数和(自身を除く): 279284288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 457, 914, 1828, 2285, 2791, 3656, 4570, 5582, 7312, 9140, 11164, 13955, 14624, 18280, 22328, 27910, 36560, 44656, 55820, 73120, 89312, 111640, 223280, 446560, 1275487, 2550974, 5101948, 6377435, 10203896, 12754870, 20407792, 25509740, 40815584, 51019480, 102038960, 204077920]

約数ペア:

[(1, 204077920), (2, 102038960), (4, 51019480), (5, 40815584), (8, 25509740), (10, 20407792), (16, 12754870), (20, 10203896), (32, 6377435), (40, 5101948), (80, 2550974), (160, 1275487), (457, 446560), (914, 223280), (1828, 111640), (2285, 89312), (2791, 73120), (3656, 55820), (4570, 44656), (5582, 36560), (7312, 27910), (9140, 22328), (11164, 18280), (13955, 14624)]