81975052

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{409}}^1\times {\mathrm{563}}^1$

素因数の和:1065

約数の個数: 24

約数和(自身を含む): 145681200

約数和(自身を除く): 63706148

約数列:

[1, 2, 4, 89, 178, 356, 409, 563, 818, 1126, 1636, 2252, 36401, 50107, 72802, 100214, 145604, 200428, 230267, 460534, 921068, 20493763, 40987526, 81975052]

約数ペア:

[(1, 81975052), (2, 40987526), (4, 20493763), (89, 921068), (178, 460534), (356, 230267), (409, 200428), (563, 145604), (818, 100214), (1126, 72802), (1636, 50107), (2252, 36401)]