99434320

素因数分解:

$2^4\times 5^1\times {\mathrm{1242929}}^1$

素因数の和:1242942

約数の個数: 20

約数和(自身を含む): 231184980

約数和(自身を除く): 131750660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1242929, 2485858, 4971716, 6214645, 9943432, 12429290, 19886864, 24858580, 49717160, 99434320]

約数ペア:

[(1, 99434320), (2, 49717160), (4, 24858580), (5, 19886864), (8, 12429290), (10, 9943432), (16, 6214645), (20, 4971716), (40, 2485858), (80, 1242929)]