131270272

素因数分解:

$2^7\times 7^1\times {\mathrm{239}}^1\times {\mathrm{613}}^1$

素因数の和:873

約数の個数: 64

約数和(自身を含む): 300614400

約数和(自身を除く): 169344128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 239, 448, 478, 613, 896, 956, 1226, 1673, 1912, 2452, 3346, 3824, 4291, 4904, 6692, 7648, 8582, 9808, 13384, 15296, 17164, 19616, 26768, 30592, 34328, 39232, 53536, 68656, 78464, 107072, 137312, 146507, 214144, 274624, 293014, 549248, 586028, 1025549, 1172056, 2051098, 2344112, 4102196, 4688224, 8204392, 9376448, 16408784, 18752896, 32817568, 65635136, 131270272]

約数ペア:

[(1, 131270272), (2, 65635136), (4, 32817568), (7, 18752896), (8, 16408784), (14, 9376448), (16, 8204392), (28, 4688224), (32, 4102196), (56, 2344112), (64, 2051098), (112, 1172056), (128, 1025549), (224, 586028), (239, 549248), (448, 293014), (478, 274624), (613, 214144), (896, 146507), (956, 137312), (1226, 107072), (1673, 78464), (1912, 68656), (2452, 53536), (3346, 39232), (3824, 34328), (4291, 30592), (4904, 26768), (6692, 19616), (7648, 17164), (8582, 15296), (9808, 13384)]