161725616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2767}}^1$

素因数の和:3069

約数の個数: 40

約数和(自身を含む): 338769984

約数和(自身を除く): 177044368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 281, 562, 1124, 2248, 2767, 3653, 4496, 5534, 7306, 11068, 14612, 22136, 29224, 35971, 44272, 58448, 71942, 143884, 287768, 575536, 777527, 1555054, 3110108, 6220216, 10107851, 12440432, 20215702, 40431404, 80862808, 161725616]

約数ペア:

[(1, 161725616), (2, 80862808), (4, 40431404), (8, 20215702), (13, 12440432), (16, 10107851), (26, 6220216), (52, 3110108), (104, 1555054), (208, 777527), (281, 575536), (562, 287768), (1124, 143884), (2248, 71942), (2767, 58448), (3653, 44272), (4496, 35971), (5534, 29224), (7306, 22136), (11068, 14612)]