80346320

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6397}}^1$

素因数の和:6567

約数の個数: 40

約数和(自身を含む): 188024424

約数和(自身を除く): 107678104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 6280, 6397, 12560, 12794, 25588, 31985, 51176, 63970, 102352, 127940, 255880, 511760, 1004329, 2008658, 4017316, 5021645, 8034632, 10043290, 16069264, 20086580, 40173160, 80346320]

約数ペア:

[(1, 80346320), (2, 40173160), (4, 20086580), (5, 16069264), (8, 10043290), (10, 8034632), (16, 5021645), (20, 4017316), (40, 2008658), (80, 1004329), (157, 511760), (314, 255880), (628, 127940), (785, 102352), (1256, 63970), (1570, 51176), (2512, 31985), (3140, 25588), (6280, 12794), (6397, 12560)]