4156256

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:223

約数の個数: 48

約数和(自身を含む): 8989344

約数和(自身を除く): 4833088

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 97, 103, 104, 194, 206, 208, 388, 412, 416, 776, 824, 1261, 1339, 1552, 1648, 2522, 2678, 3104, 3296, 5044, 5356, 9991, 10088, 10712, 19982, 20176, 21424, 39964, 40352, 42848, 79928, 129883, 159856, 259766, 319712, 519532, 1039064, 2078128, 4156256]

約数ペア:

[(1, 4156256), (2, 2078128), (4, 1039064), (8, 519532), (13, 319712), (16, 259766), (26, 159856), (32, 129883), (52, 79928), (97, 42848), (103, 40352), (104, 39964), (194, 21424), (206, 20176), (208, 19982), (388, 10712), (412, 10088), (416, 9991), (776, 5356), (824, 5044), (1261, 3296), (1339, 3104), (1552, 2678), (1648, 2522)]