25395764

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 48486480

約数和(自身を除く): 23090716

約数列:

[1, 2, 4, 29, 37, 58, 61, 74, 97, 116, 122, 148, 194, 244, 388, 1073, 1769, 2146, 2257, 2813, 3538, 3589, 4292, 4514, 5626, 5917, 7076, 7178, 9028, 11252, 11834, 14356, 23668, 65453, 104081, 130906, 171593, 208162, 218929, 261812, 343186, 416324, 437858, 686372, 875716, 6348941, 12697882, 25395764]

約数ペア:

[(1, 25395764), (2, 12697882), (4, 6348941), (29, 875716), (37, 686372), (58, 437858), (61, 416324), (74, 343186), (97, 261812), (116, 218929), (122, 208162), (148, 171593), (194, 130906), (244, 104081), (388, 65453), (1073, 23668), (1769, 14356), (2146, 11834), (2257, 11252), (2813, 9028), (3538, 7178), (3589, 7076), (4292, 5917), (4514, 5626)]