680576

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 1463700

約数和(自身を除く): 783124

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 409, 416, 818, 832, 1636, 1664, 3272, 5317, 6544, 10634, 13088, 21268, 26176, 42536, 52352, 85072, 170144, 340288, 680576]

約数ペア:

[(1, 680576), (2, 340288), (4, 170144), (8, 85072), (13, 52352), (16, 42536), (26, 26176), (32, 21268), (52, 13088), (64, 10634), (104, 6544), (128, 5317), (208, 3272), (409, 1664), (416, 1636), (818, 832)]