25490410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6263}}^1$

素因数の和:6318

約数の個数: 32

約数和(自身を含む): 51414912

約数和(自身を除く): 25924502

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 6263, 12526, 31315, 62630, 68893, 137786, 231731, 344465, 463462, 688930, 1158655, 2317310, 2549041, 5098082, 12745205, 25490410]

約数ペア:

[(1, 25490410), (2, 12745205), (5, 5098082), (10, 2549041), (11, 2317310), (22, 1158655), (37, 688930), (55, 463462), (74, 344465), (110, 231731), (185, 137786), (370, 68893), (407, 62630), (814, 31315), (2035, 12526), (4070, 6263)]