64889528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{2371}}^1$

素因数の和:2699

約数の個数: 32

約数和(自身を含む): 133211520

約数和(自身を除く): 68321992

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 311, 622, 1244, 2371, 2488, 3421, 4742, 6842, 9484, 13684, 18968, 26081, 27368, 52162, 104324, 208648, 737381, 1474762, 2949524, 5899048, 8111191, 16222382, 32444764, 64889528]

約数ペア:

[(1, 64889528), (2, 32444764), (4, 16222382), (8, 8111191), (11, 5899048), (22, 2949524), (44, 1474762), (88, 737381), (311, 208648), (622, 104324), (1244, 52162), (2371, 27368), (2488, 26081), (3421, 18968), (4742, 13684), (6842, 9484)]