1218325450

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{6367}}^1$

素因数の和:6511

約数の個数: 48

約数和(自身を含む): 2345207040

約数和(自身を除く): 1126881590

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 89, 178, 215, 430, 445, 890, 1075, 2150, 2225, 3827, 4450, 6367, 7654, 12734, 19135, 31835, 38270, 63670, 95675, 159175, 191350, 273781, 318350, 547562, 566663, 1133326, 1368905, 2737810, 2833315, 5666630, 6844525, 13689050, 14166575, 24366509, 28333150, 48733018, 121832545, 243665090, 609162725, 1218325450]

約数ペア:

[(1, 1218325450), (2, 609162725), (5, 243665090), (10, 121832545), (25, 48733018), (43, 28333150), (50, 24366509), (86, 14166575), (89, 13689050), (178, 6844525), (215, 5666630), (430, 2833315), (445, 2737810), (890, 1368905), (1075, 1133326), (2150, 566663), (2225, 547562), (3827, 318350), (4450, 273781), (6367, 191350), (7654, 159175), (12734, 95675), (19135, 63670), (31835, 38270)]