207612925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{709}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 299512080

約数和(自身を除く): 91899155

約数列:

[1, 5, 13, 17, 25, 53, 65, 85, 221, 265, 325, 425, 689, 709, 901, 1105, 1325, 3445, 3545, 4505, 5525, 9217, 11713, 12053, 17225, 17725, 22525, 37577, 46085, 58565, 60265, 156689, 187885, 230425, 292825, 301325, 488501, 638809, 783445, 939425, 2442505, 3194045, 3917225, 8304517, 12212525, 15970225, 41522585, 207612925]

約数ペア:

[(1, 207612925), (5, 41522585), (13, 15970225), (17, 12212525), (25, 8304517), (53, 3917225), (65, 3194045), (85, 2442505), (221, 939425), (265, 783445), (325, 638809), (425, 488501), (689, 301325), (709, 292825), (901, 230425), (1105, 187885), (1325, 156689), (3445, 60265), (3545, 58565), (4505, 46085), (5525, 37577), (9217, 22525), (11713, 17725), (12053, 17225)]