55091680

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{7027}}^1$

素因数の和:7056

約数の個数: 72

約数和(自身を含む): 151425288

約数和(自身を除く): 96333608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7027, 7840, 14054, 28108, 35135, 49189, 56216, 70270, 98378, 112432, 140540, 196756, 224864, 245945, 281080, 344323, 393512, 491890, 562160, 688646, 787024, 983780, 1124320, 1377292, 1574048, 1721615, 1967560, 2754584, 3443230, 3935120, 5509168, 6886460, 7870240, 11018336, 13772920, 27545840, 55091680]

約数ペア:

[(1, 55091680), (2, 27545840), (4, 13772920), (5, 11018336), (7, 7870240), (8, 6886460), (10, 5509168), (14, 3935120), (16, 3443230), (20, 2754584), (28, 1967560), (32, 1721615), (35, 1574048), (40, 1377292), (49, 1124320), (56, 983780), (70, 787024), (80, 688646), (98, 562160), (112, 491890), (140, 393512), (160, 344323), (196, 281080), (224, 245945), (245, 224864), (280, 196756), (392, 140540), (490, 112432), (560, 98378), (784, 70270), (980, 56216), (1120, 49189), (1568, 35135), (1960, 28108), (3920, 14054), (7027, 7840)]