65284720

素因数分解:

$2^4\times 5^1\times {\mathrm{709}}^1\times {\mathrm{1151}}^1$

素因数の和:1873

約数の個数: 40

約数和(自身を含む): 152133120

約数和(自身を除く): 86848400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 709, 1151, 1418, 2302, 2836, 3545, 4604, 5672, 5755, 7090, 9208, 11344, 11510, 14180, 18416, 23020, 28360, 46040, 56720, 92080, 816059, 1632118, 3264236, 4080295, 6528472, 8160590, 13056944, 16321180, 32642360, 65284720]

約数ペア:

[(1, 65284720), (2, 32642360), (4, 16321180), (5, 13056944), (8, 8160590), (10, 6528472), (16, 4080295), (20, 3264236), (40, 1632118), (80, 816059), (709, 92080), (1151, 56720), (1418, 46040), (2302, 28360), (2836, 23020), (3545, 18416), (4604, 14180), (5672, 11510), (5755, 11344), (7090, 9208)]