205028404

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{683}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 419198976

約数和(自身を除く): 214170572

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 151, 284, 302, 497, 604, 683, 994, 1057, 1366, 1988, 2114, 2732, 4228, 4781, 9562, 10721, 19124, 21442, 42884, 48493, 75047, 96986, 103133, 150094, 193972, 206266, 300188, 339451, 412532, 678902, 721931, 1357804, 1443862, 2887724, 7322443, 14644886, 29289772, 51257101, 102514202, 205028404]

約数ペア:

[(1, 205028404), (2, 102514202), (4, 51257101), (7, 29289772), (14, 14644886), (28, 7322443), (71, 2887724), (142, 1443862), (151, 1357804), (284, 721931), (302, 678902), (497, 412532), (604, 339451), (683, 300188), (994, 206266), (1057, 193972), (1366, 150094), (1988, 103133), (2114, 96986), (2732, 75047), (4228, 48493), (4781, 42884), (9562, 21442), (10721, 19124)]