99780415

素因数分解:

$5^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{797}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 141724800

約数和(自身を除く): 41944385

約数列:

[1, 5, 7, 35, 49, 73, 245, 343, 365, 511, 797, 1715, 2555, 3577, 3985, 5579, 17885, 25039, 27895, 39053, 58181, 125195, 195265, 273371, 290905, 407267, 1366855, 2036335, 2850869, 14254345, 19956083, 99780415]

約数ペア:

[(1, 99780415), (5, 19956083), (7, 14254345), (35, 2850869), (49, 2036335), (73, 1366855), (245, 407267), (343, 290905), (365, 273371), (511, 195265), (797, 125195), (1715, 58181), (2555, 39053), (3577, 27895), (3985, 25039), (5579, 17885)]