78100930

素因数分解:

$2^1\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{3907}}^1$

素因数の和:5913

約数の個数: 16

約数和(自身を含む): 140688000

約数和(自身を除く): 62587070

約数列:

[1, 2, 5, 10, 1999, 3907, 3998, 7814, 9995, 19535, 19990, 39070, 7810093, 15620186, 39050465, 78100930]

約数ペア:

[(1, 78100930), (2, 39050465), (5, 15620186), (10, 7810093), (1999, 39070), (3907, 19990), (3998, 19535), (7814, 9995)]