80395484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{21179}}^1$

素因数の和:21269

約数の個数: 24

約数和(自身を含む): 153597360

約数和(自身を除く): 73201876

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 21179, 42358, 84716, 275327, 550654, 1101308, 1546067, 3092134, 6184268, 20098871, 40197742, 80395484]

約数ペア:

[(1, 80395484), (2, 40197742), (4, 20098871), (13, 6184268), (26, 3092134), (52, 1546067), (73, 1101308), (146, 550654), (292, 275327), (949, 84716), (1898, 42358), (3796, 21179)]