165057160

素因数分解:

$2^3\times 5^1\times {\mathrm{4126429}}^1$

素因数の和:4126440

約数の個数: 16

約数和(自身を含む): 371378700

約数和(自身を除く): 206321540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4126429, 8252858, 16505716, 20632145, 33011432, 41264290, 82528580, 165057160]

約数ペア:

[(1, 165057160), (2, 82528580), (4, 41264290), (5, 33011432), (8, 20632145), (10, 16505716), (20, 8252858), (40, 4126429)]