65512280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71209}}^1$

素因数の和:71243

約数の個数: 32

約数和(自身を含む): 153813600

約数和(自身を除く): 88301320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 71209, 142418, 284836, 356045, 569672, 712090, 1424180, 1637807, 2848360, 3275614, 6551228, 8189035, 13102456, 16378070, 32756140, 65512280]

約数ペア:

[(1, 65512280), (2, 32756140), (4, 16378070), (5, 13102456), (8, 8189035), (10, 6551228), (20, 3275614), (23, 2848360), (40, 1637807), (46, 1424180), (92, 712090), (115, 569672), (184, 356045), (230, 284836), (460, 142418), (920, 71209)]