85125375

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{4451}}^1$

素因数の和:4489

約数の個数: 48

約数和(自身を含む): 162515808

約数和(自身を除く): 77390433

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 125, 153, 225, 255, 375, 425, 765, 1125, 1275, 2125, 3825, 4451, 6375, 13353, 19125, 22255, 40059, 66765, 75667, 111275, 200295, 227001, 333825, 378335, 556375, 681003, 1001475, 1135005, 1669125, 1891675, 3405015, 5007375, 5675025, 9458375, 17025075, 28375125, 85125375]

約数ペア:

[(1, 85125375), (3, 28375125), (5, 17025075), (9, 9458375), (15, 5675025), (17, 5007375), (25, 3405015), (45, 1891675), (51, 1669125), (75, 1135005), (85, 1001475), (125, 681003), (153, 556375), (225, 378335), (255, 333825), (375, 227001), (425, 200295), (765, 111275), (1125, 75667), (1275, 66765), (2125, 40059), (3825, 22255), (4451, 19125), (6375, 13353)]