200709190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{829}}^1$

素因数の和:949

約数の個数: 64

約数和(自身を含む): 413061120

約数和(自身を除く): 212351930

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 71, 110, 142, 155, 310, 341, 355, 682, 710, 781, 829, 1562, 1658, 1705, 2201, 3410, 3905, 4145, 4402, 7810, 8290, 9119, 11005, 18238, 22010, 24211, 25699, 45595, 48422, 51398, 58859, 91190, 117718, 121055, 128495, 242110, 256990, 282689, 294295, 565378, 588590, 647449, 1294898, 1413445, 1824629, 2826890, 3237245, 3649258, 6474490, 9123145, 18246290, 20070919, 40141838, 100354595, 200709190]

約数ペア:

[(1, 200709190), (2, 100354595), (5, 40141838), (10, 20070919), (11, 18246290), (22, 9123145), (31, 6474490), (55, 3649258), (62, 3237245), (71, 2826890), (110, 1824629), (142, 1413445), (155, 1294898), (310, 647449), (341, 588590), (355, 565378), (682, 294295), (710, 282689), (781, 256990), (829, 242110), (1562, 128495), (1658, 121055), (1705, 117718), (2201, 91190), (3410, 58859), (3905, 51398), (4145, 48422), (4402, 45595), (7810, 25699), (8290, 24211), (9119, 22010), (11005, 18238)]