64417870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{13619}}^1$

素因数の和:13680

約数の個数: 32

約数和(自身を含む): 129444480

約数和(自身を除く): 65026610

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 13619, 27238, 68095, 136190, 149809, 299618, 585617, 749045, 1171234, 1498090, 2928085, 5856170, 6441787, 12883574, 32208935, 64417870]

約数ペア:

[(1, 64417870), (2, 32208935), (5, 12883574), (10, 6441787), (11, 5856170), (22, 2928085), (43, 1498090), (55, 1171234), (86, 749045), (110, 585617), (215, 299618), (430, 149809), (473, 136190), (946, 68095), (2365, 27238), (4730, 13619)]