290450816

素因数分解:

$2^7\times {\mathrm{643}}^1\times {\mathrm{3529}}^1$

素因数の和:4186

約数の個数: 32

約数和(自身を含む): 579696600

約数和(自身を除く): 289245784

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 643, 1286, 2572, 3529, 5144, 7058, 10288, 14116, 20576, 28232, 41152, 56464, 82304, 112928, 225856, 451712, 2269147, 4538294, 9076588, 18153176, 36306352, 72612704, 145225408, 290450816]

約数ペア:

[(1, 290450816), (2, 145225408), (4, 72612704), (8, 36306352), (16, 18153176), (32, 9076588), (64, 4538294), (128, 2269147), (643, 451712), (1286, 225856), (2572, 112928), (3529, 82304), (5144, 56464), (7058, 41152), (10288, 28232), (14116, 20576)]