78388490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{412571}}^1$

素因数の和:412597

約数の個数: 16

約数和(自身を含む): 148525920

約数和(自身を除く): 70137430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 412571, 825142, 2062855, 4125710, 7838849, 15677698, 39194245, 78388490]

約数ペア:

[(1, 78388490), (2, 39194245), (5, 15677698), (10, 7838849), (19, 4125710), (38, 2062855), (95, 825142), (190, 412571)]