68623915

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 90097920

約数和(自身を除く): 21474005

約数列:

[1, 5, 19, 43, 95, 107, 157, 215, 535, 785, 817, 2033, 2983, 4085, 4601, 6751, 10165, 14915, 16799, 23005, 33755, 83995, 87419, 128269, 319181, 437095, 641345, 722357, 1595905, 3611785, 13724783, 68623915]

約数ペア:

[(1, 68623915), (5, 13724783), (19, 3611785), (43, 1595905), (95, 722357), (107, 641345), (157, 437095), (215, 319181), (535, 128269), (785, 87419), (817, 83995), (2033, 33755), (2983, 23005), (4085, 16799), (4601, 14915), (6751, 10165)]