51125564

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{809}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 106868160

約数和(自身を除く): 55742596

約数列:

[1, 2, 4, 7, 14, 28, 37, 61, 74, 122, 148, 244, 259, 427, 518, 809, 854, 1036, 1618, 1708, 2257, 3236, 4514, 5663, 9028, 11326, 15799, 22652, 29933, 31598, 49349, 59866, 63196, 98698, 119732, 197396, 209531, 345443, 419062, 690886, 838124, 1381772, 1825913, 3651826, 7303652, 12781391, 25562782, 51125564]

約数ペア:

[(1, 51125564), (2, 25562782), (4, 12781391), (7, 7303652), (14, 3651826), (28, 1825913), (37, 1381772), (61, 838124), (74, 690886), (122, 419062), (148, 345443), (244, 209531), (259, 197396), (427, 119732), (518, 98698), (809, 63196), (854, 59866), (1036, 49349), (1618, 31598), (1708, 29933), (2257, 22652), (3236, 15799), (4514, 11326), (5663, 9028)]