51516040

素因数分解:

$2^3\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{1153}}^1$

素因数の和:2281

約数の個数: 32

約数和(自身を含む): 116115480

約数和(自身を除く): 64599440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1117, 1153, 2234, 2306, 4468, 4612, 5585, 5765, 8936, 9224, 11170, 11530, 22340, 23060, 44680, 46120, 1287901, 2575802, 5151604, 6439505, 10303208, 12879010, 25758020, 51516040]

約数ペア:

[(1, 51516040), (2, 25758020), (4, 12879010), (5, 10303208), (8, 6439505), (10, 5151604), (20, 2575802), (40, 1287901), (1117, 46120), (1153, 44680), (2234, 23060), (2306, 22340), (4468, 11530), (4612, 11170), (5585, 9224), (5765, 8936)]