81984450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:492

約数の個数: 96

約数和(自身を含む): 215343360

約数和(自身を除く): 133358910

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 47, 50, 58, 75, 87, 94, 141, 145, 150, 174, 235, 282, 290, 401, 435, 470, 705, 725, 802, 870, 1175, 1203, 1363, 1410, 1450, 2005, 2175, 2350, 2406, 2726, 3525, 4010, 4089, 4350, 6015, 6815, 7050, 8178, 10025, 11629, 12030, 13630, 18847, 20050, 20445, 23258, 30075, 34075, 34887, 37694, 40890, 56541, 58145, 60150, 68150, 69774, 94235, 102225, 113082, 116290, 174435, 188470, 204450, 282705, 290725, 348870, 471175, 546563, 565410, 581450, 872175, 942350, 1093126, 1413525, 1639689, 1744350, 2732815, 2827050, 3279378, 5465630, 8198445, 13664075, 16396890, 27328150, 40992225, 81984450]

約数ペア:

[(1, 81984450), (2, 40992225), (3, 27328150), (5, 16396890), (6, 13664075), (10, 8198445), (15, 5465630), (25, 3279378), (29, 2827050), (30, 2732815), (47, 1744350), (50, 1639689), (58, 1413525), (75, 1093126), (87, 942350), (94, 872175), (141, 581450), (145, 565410), (150, 546563), (174, 471175), (235, 348870), (282, 290725), (290, 282705), (401, 204450), (435, 188470), (470, 174435), (705, 116290), (725, 113082), (802, 102225), (870, 94235), (1175, 69774), (1203, 68150), (1363, 60150), (1410, 58145), (1450, 56541), (2005, 40890), (2175, 37694), (2350, 34887), (2406, 34075), (2726, 30075), (3525, 23258), (4010, 20445), (4089, 20050), (4350, 18847), (6015, 13630), (6815, 12030), (7050, 11629), (8178, 10025)]