260734136

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{47303}}^1$

素因数の和:47375

約数の個数: 32

約数和(自身を含む): 536427360

約数和(自身を除く): 275693224

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 47303, 94606, 189212, 378424, 614939, 1229878, 2459756, 2507059, 4919512, 5014118, 10028236, 20056472, 32591767, 65183534, 130367068, 260734136]

約数ペア:

[(1, 260734136), (2, 130367068), (4, 65183534), (8, 32591767), (13, 20056472), (26, 10028236), (52, 5014118), (53, 4919512), (104, 2507059), (106, 2459756), (212, 1229878), (424, 614939), (689, 378424), (1378, 189212), (2756, 94606), (5512, 47303)]