65722040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71437}}^1$

素因数の和:71471

約数の個数: 32

約数和(自身を含む): 154306080

約数和(自身を除く): 88584040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 71437, 142874, 285748, 357185, 571496, 714370, 1428740, 1643051, 2857480, 3286102, 6572204, 8215255, 13144408, 16430510, 32861020, 65722040]

約数ペア:

[(1, 65722040), (2, 32861020), (4, 16430510), (5, 13144408), (8, 8215255), (10, 6572204), (20, 3286102), (23, 2857480), (40, 1643051), (46, 1428740), (92, 714370), (115, 571496), (184, 357185), (230, 285748), (460, 142874), (920, 71437)]