87542775

素因数分解:

$3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2543}}^1$

素因数の和:2582

約数の個数: 60

約数和(自身を含む): 171765792

約数和(自身を除く): 84223017

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 81, 85, 135, 153, 225, 255, 405, 425, 459, 675, 765, 1275, 1377, 2025, 2295, 2543, 3825, 6885, 7629, 11475, 12715, 22887, 34425, 38145, 43231, 63575, 68661, 114435, 129693, 190725, 205983, 216155, 343305, 389079, 572175, 648465, 1029915, 1080775, 1167237, 1716525, 1945395, 3242325, 3501711, 5149575, 5836185, 9726975, 17508555, 29180925, 87542775]

約数ペア:

[(1, 87542775), (3, 29180925), (5, 17508555), (9, 9726975), (15, 5836185), (17, 5149575), (25, 3501711), (27, 3242325), (45, 1945395), (51, 1716525), (75, 1167237), (81, 1080775), (85, 1029915), (135, 648465), (153, 572175), (225, 389079), (255, 343305), (405, 216155), (425, 205983), (459, 190725), (675, 129693), (765, 114435), (1275, 68661), (1377, 63575), (2025, 43231), (2295, 38145), (2543, 34425), (3825, 22887), (6885, 12715), (7629, 11475)]