320414848

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{192557}}^1$

素因数の和:192584

約数の個数: 32

約数和(自身を含む): 687432060

約数和(自身を除く): 367017212

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 192557, 385114, 770228, 1540456, 2503241, 3080912, 5006482, 6161824, 10012964, 12323648, 20025928, 24647296, 40051856, 80103712, 160207424, 320414848]

約数ペア:

[(1, 320414848), (2, 160207424), (4, 80103712), (8, 40051856), (13, 24647296), (16, 20025928), (26, 12323648), (32, 10012964), (52, 6161824), (64, 5006482), (104, 3080912), (128, 2503241), (208, 1540456), (416, 770228), (832, 385114), (1664, 192557)]