164564345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 222929280

約数和(自身を除く): 58364935

約数列:

[1, 5, 11, 37, 55, 185, 193, 407, 419, 965, 2035, 2095, 2123, 4609, 7141, 10615, 15503, 23045, 35705, 77515, 78551, 80867, 170533, 392755, 404335, 852665, 889537, 2992079, 4447685, 14960395, 32912869, 164564345]

約数ペア:

[(1, 164564345), (5, 32912869), (11, 14960395), (37, 4447685), (55, 2992079), (185, 889537), (193, 852665), (407, 404335), (419, 392755), (965, 170533), (2035, 80867), (2095, 78551), (2123, 77515), (4609, 35705), (7141, 23045), (10615, 15503)]