79248020

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{11971}}^1$

素因数の和:12311

約数の個数: 24

約数和(自身を含む): 166937568

約数和(自身を除く): 87689548

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 11971, 23942, 47884, 59855, 119710, 239420, 3962401, 7924802, 15849604, 19812005, 39624010, 79248020]

約数ペア:

[(1, 79248020), (2, 39624010), (4, 19812005), (5, 15849604), (10, 7924802), (20, 3962401), (331, 239420), (662, 119710), (1324, 59855), (1655, 47884), (3310, 23942), (6620, 11971)]