61548280

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{3023}}^1$

素因数の和:3543

約数の個数: 32

約数和(自身を含む): 138801600

約数和(自身を除く): 77253320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 3023, 4072, 5090, 6046, 10180, 12092, 15115, 20360, 24184, 30230, 60460, 120920, 1538707, 3077414, 6154828, 7693535, 12309656, 15387070, 30774140, 61548280]

約数ペア:

[(1, 61548280), (2, 30774140), (4, 15387070), (5, 12309656), (8, 7693535), (10, 6154828), (20, 3077414), (40, 1538707), (509, 120920), (1018, 60460), (2036, 30230), (2545, 24184), (3023, 20360), (4072, 15115), (5090, 12092), (6046, 10180)]