81638250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:393

約数の個数: 128

約数和(自身を含む): 227784960

約数和(自身を除く): 146146710

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 25, 30, 34, 38, 50, 51, 57, 75, 85, 95, 102, 114, 125, 150, 170, 190, 250, 255, 285, 323, 337, 375, 425, 475, 510, 570, 646, 674, 750, 850, 950, 969, 1011, 1275, 1425, 1615, 1685, 1938, 2022, 2125, 2375, 2550, 2850, 3230, 3370, 4250, 4750, 4845, 5055, 5729, 6375, 6403, 7125, 8075, 8425, 9690, 10110, 11458, 12750, 12806, 14250, 16150, 16850, 17187, 19209, 24225, 25275, 28645, 32015, 34374, 38418, 40375, 42125, 48450, 50550, 57290, 64030, 80750, 84250, 85935, 96045, 108851, 121125, 126375, 143225, 160075, 171870, 192090, 217702, 242250, 252750, 286450, 320150, 326553, 429675, 480225, 544255, 653106, 716125, 800375, 859350, 960450, 1088510, 1432250, 1600750, 1632765, 2148375, 2401125, 2721275, 3265530, 4296750, 4802250, 5442550, 8163825, 13606375, 16327650, 27212750, 40819125, 81638250]

約数ペア:

[(1, 81638250), (2, 40819125), (3, 27212750), (5, 16327650), (6, 13606375), (10, 8163825), (15, 5442550), (17, 4802250), (19, 4296750), (25, 3265530), (30, 2721275), (34, 2401125), (38, 2148375), (50, 1632765), (51, 1600750), (57, 1432250), (75, 1088510), (85, 960450), (95, 859350), (102, 800375), (114, 716125), (125, 653106), (150, 544255), (170, 480225), (190, 429675), (250, 326553), (255, 320150), (285, 286450), (323, 252750), (337, 242250), (375, 217702), (425, 192090), (475, 171870), (510, 160075), (570, 143225), (646, 126375), (674, 121125), (750, 108851), (850, 96045), (950, 85935), (969, 84250), (1011, 80750), (1275, 64030), (1425, 57290), (1615, 50550), (1685, 48450), (1938, 42125), (2022, 40375), (2125, 38418), (2375, 34374), (2550, 32015), (2850, 28645), (3230, 25275), (3370, 24225), (4250, 19209), (4750, 17187), (4845, 16850), (5055, 16150), (5729, 14250), (6375, 12806), (6403, 12750), (7125, 11458), (8075, 10110), (8425, 9690)]