490693528

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{5417}}^1$

素因数の和:5516

約数の個数: 48

約数和(自身を含む): 1011323880

約数和(自身を除く): 520630352

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 169, 268, 338, 536, 676, 871, 1352, 1742, 3484, 5417, 6968, 10834, 11323, 21668, 22646, 43336, 45292, 70421, 90584, 140842, 281684, 362939, 563368, 725878, 915473, 1451756, 1830946, 2903512, 3661892, 4718207, 7323784, 9436414, 18872828, 37745656, 61336691, 122673382, 245346764, 490693528]

約数ペア:

[(1, 490693528), (2, 245346764), (4, 122673382), (8, 61336691), (13, 37745656), (26, 18872828), (52, 9436414), (67, 7323784), (104, 4718207), (134, 3661892), (169, 2903512), (268, 1830946), (338, 1451756), (536, 915473), (676, 725878), (871, 563368), (1352, 362939), (1742, 281684), (3484, 140842), (5417, 90584), (6968, 70421), (10834, 45292), (11323, 43336), (21668, 22646)]