69664816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7789}}^1$

素因数の和:7853

約数の個数: 40

約数和(自身を含む): 148757840

約数和(自身を除く): 79093024

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 7789, 8944, 15578, 31156, 62312, 101257, 124624, 202514, 334927, 405028, 669854, 810056, 1339708, 1620112, 2679416, 4354051, 5358832, 8708102, 17416204, 34832408, 69664816]

約数ペア:

[(1, 69664816), (2, 34832408), (4, 17416204), (8, 8708102), (13, 5358832), (16, 4354051), (26, 2679416), (43, 1620112), (52, 1339708), (86, 810056), (104, 669854), (172, 405028), (208, 334927), (344, 202514), (559, 124624), (688, 101257), (1118, 62312), (2236, 31156), (4472, 15578), (7789, 8944)]