81103805

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{1619}}^1$

素因数の和:1900

約数の個数: 16

約数和(自身を含む): 100077120

約数和(自身を除く): 18973315

約数列:

[1, 5, 43, 215, 233, 1165, 1619, 8095, 10019, 50095, 69617, 348085, 377227, 1886135, 16220761, 81103805]

約数ペア:

[(1, 81103805), (5, 16220761), (43, 1886135), (215, 377227), (233, 348085), (1165, 69617), (1619, 50095), (8095, 10019)]