80181945

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{373}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 148077072

約数和(自身を除く): 67895127

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 281, 373, 765, 843, 1119, 1405, 1865, 2529, 3357, 4215, 4777, 5595, 6341, 12645, 14331, 16785, 19023, 23885, 31705, 42993, 57069, 71655, 95115, 104813, 214965, 285345, 314439, 524065, 943317, 1572195, 1781821, 4716585, 5345463, 8909105, 16036389, 26727315, 80181945]

約数ペア:

[(1, 80181945), (3, 26727315), (5, 16036389), (9, 8909105), (15, 5345463), (17, 4716585), (45, 1781821), (51, 1572195), (85, 943317), (153, 524065), (255, 314439), (281, 285345), (373, 214965), (765, 104813), (843, 95115), (1119, 71655), (1405, 57069), (1865, 42993), (2529, 31705), (3357, 23885), (4215, 19023), (4777, 16785), (5595, 14331), (6341, 12645)]