39720206750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{8191}}^1$

素因数の和:8395

約数の個数: 128

約数和(自身を含む): 90540343296

約数和(自身を除く): 50820136546

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 125, 163, 170, 175, 238, 250, 326, 350, 425, 595, 815, 850, 875, 1141, 1190, 1630, 1750, 2125, 2282, 2771, 2975, 4075, 4250, 5542, 5705, 5950, 8150, 8191, 11410, 13855, 14875, 16382, 19397, 20375, 27710, 28525, 29750, 38794, 40750, 40955, 57050, 57337, 69275, 81910, 96985, 114674, 138550, 139247, 142625, 193970, 204775, 278494, 285250, 286685, 346375, 409550, 484925, 573370, 692750, 696235, 969850, 974729, 1023875, 1335133, 1392470, 1433425, 1949458, 2047750, 2424625, 2670266, 2866850, 3481175, 4849250, 4873645, 6675665, 6962350, 7167125, 9345931, 9747290, 13351330, 14334250, 17405875, 18691862, 22697261, 24368225, 33378325, 34811750, 45394522, 46729655, 48736450, 66756650, 93459310, 113486305, 121841125, 158880827, 166891625, 226972610, 233648275, 243682250, 317761654, 333783250, 467296550, 567431525, 794404135, 1134863050, 1168241375, 1588808270, 2336482750, 2837157625, 3972020675, 5674315250, 7944041350, 19860103375, 39720206750]

約数ペア:

[(1, 39720206750), (2, 19860103375), (5, 7944041350), (7, 5674315250), (10, 3972020675), (14, 2837157625), (17, 2336482750), (25, 1588808270), (34, 1168241375), (35, 1134863050), (50, 794404135), (70, 567431525), (85, 467296550), (119, 333783250), (125, 317761654), (163, 243682250), (170, 233648275), (175, 226972610), (238, 166891625), (250, 158880827), (326, 121841125), (350, 113486305), (425, 93459310), (595, 66756650), (815, 48736450), (850, 46729655), (875, 45394522), (1141, 34811750), (1190, 33378325), (1630, 24368225), (1750, 22697261), (2125, 18691862), (2282, 17405875), (2771, 14334250), (2975, 13351330), (4075, 9747290), (4250, 9345931), (5542, 7167125), (5705, 6962350), (5950, 6675665), (8150, 4873645), (8191, 4849250), (11410, 3481175), (13855, 2866850), (14875, 2670266), (16382, 2424625), (19397, 2047750), (20375, 1949458), (27710, 1433425), (28525, 1392470), (29750, 1335133), (38794, 1023875), (40750, 974729), (40955, 969850), (57050, 696235), (57337, 692750), (69275, 573370), (81910, 484925), (96985, 409550), (114674, 346375), (138550, 286685), (139247, 285250), (142625, 278494), (193970, 204775)]