31512272

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:468

約数の個数: 60

約数和(自身を含む): 68920068

約数和(自身を除く): 37407796

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 121, 164, 176, 242, 328, 397, 451, 484, 656, 794, 902, 968, 1588, 1804, 1936, 3176, 3608, 4367, 4961, 6352, 7216, 8734, 9922, 16277, 17468, 19844, 32554, 34936, 39688, 48037, 65108, 69872, 79376, 96074, 130216, 179047, 192148, 260432, 358094, 384296, 716188, 768592, 1432376, 1969517, 2864752, 3939034, 7878068, 15756136, 31512272]

約数ペア:

[(1, 31512272), (2, 15756136), (4, 7878068), (8, 3939034), (11, 2864752), (16, 1969517), (22, 1432376), (41, 768592), (44, 716188), (82, 384296), (88, 358094), (121, 260432), (164, 192148), (176, 179047), (242, 130216), (328, 96074), (397, 79376), (451, 69872), (484, 65108), (656, 48037), (794, 39688), (902, 34936), (968, 32554), (1588, 19844), (1804, 17468), (1936, 16277), (3176, 9922), (3608, 8734), (4367, 7216), (4961, 6352)]