65017780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{503}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 143265024

約数和(自身を除く): 78247244

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 281, 460, 503, 562, 1006, 1124, 1405, 2012, 2515, 2810, 5030, 5620, 6463, 10060, 11569, 12926, 23138, 25852, 32315, 46276, 57845, 64630, 115690, 129260, 141343, 231380, 282686, 565372, 706715, 1413430, 2826860, 3250889, 6501778, 13003556, 16254445, 32508890, 65017780]

約数ペア:

[(1, 65017780), (2, 32508890), (4, 16254445), (5, 13003556), (10, 6501778), (20, 3250889), (23, 2826860), (46, 1413430), (92, 706715), (115, 565372), (230, 282686), (281, 231380), (460, 141343), (503, 129260), (562, 115690), (1006, 64630), (1124, 57845), (1405, 46276), (2012, 32315), (2515, 25852), (2810, 23138), (5030, 12926), (5620, 11569), (6463, 10060)]