49893570

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1987}}^1$

素因数の和:2037

約数の個数: 80

約数和(自身を含む): 138555648

約数和(自身を除く): 88662078

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 155, 162, 186, 270, 279, 310, 405, 465, 558, 810, 837, 930, 1395, 1674, 1987, 2511, 2790, 3974, 4185, 5022, 5961, 8370, 9935, 11922, 12555, 17883, 19870, 25110, 29805, 35766, 53649, 59610, 61597, 89415, 107298, 123194, 160947, 178830, 184791, 268245, 307985, 321894, 369582, 536490, 554373, 615970, 804735, 923955, 1108746, 1609470, 1663119, 1847910, 2771865, 3326238, 4989357, 5543730, 8315595, 9978714, 16631190, 24946785, 49893570]

約数ペア:

[(1, 49893570), (2, 24946785), (3, 16631190), (5, 9978714), (6, 8315595), (9, 5543730), (10, 4989357), (15, 3326238), (18, 2771865), (27, 1847910), (30, 1663119), (31, 1609470), (45, 1108746), (54, 923955), (62, 804735), (81, 615970), (90, 554373), (93, 536490), (135, 369582), (155, 321894), (162, 307985), (186, 268245), (270, 184791), (279, 178830), (310, 160947), (405, 123194), (465, 107298), (558, 89415), (810, 61597), (837, 59610), (930, 53649), (1395, 35766), (1674, 29805), (1987, 25110), (2511, 19870), (2790, 17883), (3974, 12555), (4185, 11922), (5022, 9935), (5961, 8370)]