520079768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{7237}}^1$

素因数の和:7947

約数の個数: 32

約数和(自身を含む): 1051826160

約数和(自身を除く): 531746392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 691, 1382, 2764, 5528, 7237, 8983, 14474, 17966, 28948, 35932, 57896, 71864, 94081, 188162, 376324, 752648, 5000767, 10001534, 20003068, 40006136, 65009971, 130019942, 260039884, 520079768]

約数ペア:

[(1, 520079768), (2, 260039884), (4, 130019942), (8, 65009971), (13, 40006136), (26, 20003068), (52, 10001534), (104, 5000767), (691, 752648), (1382, 376324), (2764, 188162), (5528, 94081), (7237, 71864), (8983, 57896), (14474, 35932), (17966, 28948)]