206875472

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{313}}^1\times {\mathrm{409}}^1$

素因数の和:831

約数の個数: 40

約数和(自身を含む): 407075880

約数和(自身を除く): 200200408

約数列:

[1, 2, 4, 8, 16, 101, 202, 313, 404, 409, 626, 808, 818, 1252, 1616, 1636, 2504, 3272, 5008, 6544, 31613, 41309, 63226, 82618, 126452, 128017, 165236, 252904, 256034, 330472, 505808, 512068, 660944, 1024136, 2048272, 12929717, 25859434, 51718868, 103437736, 206875472]

約数ペア:

[(1, 206875472), (2, 103437736), (4, 51718868), (8, 25859434), (16, 12929717), (101, 2048272), (202, 1024136), (313, 660944), (404, 512068), (409, 505808), (626, 330472), (808, 256034), (818, 252904), (1252, 165236), (1616, 128017), (1636, 126452), (2504, 82618), (3272, 63226), (5008, 41309), (6544, 31613)]