80590590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47129}}^1$

素因数の和:47161

約数の個数: 48

約数和(自身を含む): 220568400

約数和(自身を除く): 139977810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 47129, 94258, 141387, 235645, 282774, 424161, 471290, 706935, 848322, 895451, 1413870, 1790902, 2120805, 2686353, 4241610, 4477255, 5372706, 8059059, 8954510, 13431765, 16118118, 26863530, 40295295, 80590590]

約数ペア:

[(1, 80590590), (2, 40295295), (3, 26863530), (5, 16118118), (6, 13431765), (9, 8954510), (10, 8059059), (15, 5372706), (18, 4477255), (19, 4241610), (30, 2686353), (38, 2120805), (45, 1790902), (57, 1413870), (90, 895451), (95, 848322), (114, 706935), (171, 471290), (190, 424161), (285, 282774), (342, 235645), (570, 141387), (855, 94258), (1710, 47129)]