78239564

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 153938400

約数和(自身を除く): 75698836

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 169, 307, 338, 377, 614, 676, 754, 1228, 1508, 2197, 3991, 4394, 4901, 7982, 8788, 8903, 9802, 15964, 17806, 19604, 35612, 51883, 63713, 103766, 115739, 127426, 207532, 231478, 254852, 462956, 674479, 1348958, 1504607, 2697916, 3009214, 6018428, 19559891, 39119782, 78239564]

約数ペア:

[(1, 78239564), (2, 39119782), (4, 19559891), (13, 6018428), (26, 3009214), (29, 2697916), (52, 1504607), (58, 1348958), (116, 674479), (169, 462956), (307, 254852), (338, 231478), (377, 207532), (614, 127426), (676, 115739), (754, 103766), (1228, 63713), (1508, 51883), (2197, 35612), (3991, 19604), (4394, 17806), (4901, 15964), (7982, 9802), (8788, 8903)]