66632468

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{499}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 141120000

約数和(自身を除く): 74487532

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 251, 266, 499, 502, 532, 998, 1004, 1757, 1996, 3493, 3514, 4769, 6986, 7028, 9481, 9538, 13972, 18962, 19076, 33383, 37924, 66367, 66766, 125249, 132734, 133532, 250498, 265468, 500996, 876743, 1753486, 2379731, 3506972, 4759462, 9518924, 16658117, 33316234, 66632468]

約数ペア:

[(1, 66632468), (2, 33316234), (4, 16658117), (7, 9518924), (14, 4759462), (19, 3506972), (28, 2379731), (38, 1753486), (76, 876743), (133, 500996), (251, 265468), (266, 250498), (499, 133532), (502, 132734), (532, 125249), (998, 66766), (1004, 66367), (1757, 37924), (1996, 33383), (3493, 19076), (3514, 18962), (4769, 13972), (6986, 9538), (7028, 9481)]