78860487920

素因数分解:

$2^4\times 5^1\times {\mathrm{5003}}^1\times {\mathrm{197033}}^1$

素因数の和:202049

約数の個数: 40

約数和(自身を含む): 183388213296

約数和(自身を除く): 104527725376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5003, 10006, 20012, 25015, 40024, 50030, 80048, 100060, 197033, 200120, 394066, 400240, 788132, 985165, 1576264, 1970330, 3152528, 3940660, 7881320, 15762640, 985756099, 1971512198, 3943024396, 4928780495, 7886048792, 9857560990, 15772097584, 19715121980, 39430243960, 78860487920]

約数ペア:

[(1, 78860487920), (2, 39430243960), (4, 19715121980), (5, 15772097584), (8, 9857560990), (10, 7886048792), (16, 4928780495), (20, 3943024396), (40, 1971512198), (80, 985756099), (5003, 15762640), (10006, 7881320), (20012, 3940660), (25015, 3152528), (40024, 1970330), (50030, 1576264), (80048, 985165), (100060, 788132), (197033, 400240), (200120, 394066)]