81606256

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{300023}}^1$

素因数の和:300048

約数の個数: 20

約数和(自身を含む): 167413392

約数和(自身を除く): 85807136

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 300023, 600046, 1200092, 2400184, 4800368, 5100391, 10200782, 20401564, 40803128, 81606256]

約数ペア:

[(1, 81606256), (2, 40803128), (4, 20401564), (8, 10200782), (16, 5100391), (17, 4800368), (34, 2400184), (68, 1200092), (136, 600046), (272, 300023)]