2008142425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 2704648320

約数和(自身を除く): 696505895

約数列:

[1, 5, 17, 25, 67, 85, 109, 335, 425, 545, 647, 1139, 1675, 1853, 2725, 3235, 5695, 7303, 9265, 10999, 16175, 28475, 36515, 43349, 46325, 54995, 70523, 124151, 182575, 216745, 274975, 352615, 620755, 736933, 1083725, 1198891, 1763075, 3103775, 3684665, 4725041, 5994455, 18423325, 23625205, 29972275, 80325697, 118126025, 401628485, 2008142425]

約数ペア:

[(1, 2008142425), (5, 401628485), (17, 118126025), (25, 80325697), (67, 29972275), (85, 23625205), (109, 18423325), (335, 5994455), (425, 4725041), (545, 3684665), (647, 3103775), (1139, 1763075), (1675, 1198891), (1853, 1083725), (2725, 736933), (3235, 620755), (5695, 352615), (7303, 274975), (9265, 216745), (10999, 182575), (16175, 124151), (28475, 70523), (36515, 54995), (43349, 46325)]