650490190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{10453}}^1$

素因数の和:10601

約数の個数: 48

約数和(自身を含む): 1372902912

約数和(自身を除く): 722412722

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 127, 245, 254, 490, 635, 889, 1270, 1778, 4445, 6223, 8890, 10453, 12446, 20906, 31115, 52265, 62230, 73171, 104530, 146342, 365855, 512197, 731710, 1024394, 1327531, 2560985, 2655062, 5121970, 6637655, 9292717, 13275310, 18585434, 46463585, 65049019, 92927170, 130098038, 325245095, 650490190]

約数ペア:

[(1, 650490190), (2, 325245095), (5, 130098038), (7, 92927170), (10, 65049019), (14, 46463585), (35, 18585434), (49, 13275310), (70, 9292717), (98, 6637655), (127, 5121970), (245, 2655062), (254, 2560985), (490, 1327531), (635, 1024394), (889, 731710), (1270, 512197), (1778, 365855), (4445, 146342), (6223, 104530), (8890, 73171), (10453, 62230), (12446, 52265), (20906, 31115)]