85980645

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1583}}^1$

素因数の和:1682

約数の個数: 48

約数和(自身を含む): 160123392

約数和(自身を除く): 74142747

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 71, 85, 153, 213, 255, 355, 639, 765, 1065, 1207, 1583, 3195, 3621, 4749, 6035, 7915, 10863, 14247, 18105, 23745, 26911, 54315, 71235, 80733, 112393, 134555, 242199, 337179, 403665, 561965, 1011537, 1210995, 1685895, 1910681, 5057685, 5732043, 9553405, 17196129, 28660215, 85980645]

約数ペア:

[(1, 85980645), (3, 28660215), (5, 17196129), (9, 9553405), (15, 5732043), (17, 5057685), (45, 1910681), (51, 1685895), (71, 1210995), (85, 1011537), (153, 561965), (213, 403665), (255, 337179), (355, 242199), (639, 134555), (765, 112393), (1065, 80733), (1207, 71235), (1583, 54315), (3195, 26911), (3621, 23745), (4749, 18105), (6035, 14247), (7915, 10863)]