99179920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{25301}}^1$

素因数の和:25328

約数の個数: 60

約数和(自身を含む): 268251804

約数和(自身を除く): 169071884

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 25301, 50602, 101204, 126505, 177107, 202408, 253010, 354214, 404816, 506020, 708428, 885535, 1012040, 1239749, 1416856, 1771070, 2024080, 2479498, 2833712, 3542140, 4958996, 6198745, 7084280, 9917992, 12397490, 14168560, 19835984, 24794980, 49589960, 99179920]

約数ペア:

[(1, 99179920), (2, 49589960), (4, 24794980), (5, 19835984), (7, 14168560), (8, 12397490), (10, 9917992), (14, 7084280), (16, 6198745), (20, 4958996), (28, 3542140), (35, 2833712), (40, 2479498), (49, 2024080), (56, 1771070), (70, 1416856), (80, 1239749), (98, 1012040), (112, 885535), (140, 708428), (196, 506020), (245, 404816), (280, 354214), (392, 253010), (490, 202408), (560, 177107), (784, 126505), (980, 101204), (1960, 50602), (3920, 25301)]