87785852

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2143}}^1$

素因数の和:2191

約数の個数: 72

約数和(自身を含む): 205309440

約数和(自身を除く): 117523588

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 133, 154, 196, 209, 266, 308, 418, 532, 539, 836, 931, 1078, 1463, 1862, 2143, 2156, 2926, 3724, 4286, 5852, 8572, 10241, 15001, 20482, 23573, 30002, 40717, 40964, 47146, 60004, 81434, 94292, 105007, 162868, 165011, 210014, 285019, 330022, 420028, 447887, 570038, 660044, 895774, 1140076, 1155077, 1791548, 1995133, 2310154, 3135209, 3990266, 4620308, 6270418, 7980532, 12540836, 21946463, 43892926, 87785852]

約数ペア:

[(1, 87785852), (2, 43892926), (4, 21946463), (7, 12540836), (11, 7980532), (14, 6270418), (19, 4620308), (22, 3990266), (28, 3135209), (38, 2310154), (44, 1995133), (49, 1791548), (76, 1155077), (77, 1140076), (98, 895774), (133, 660044), (154, 570038), (196, 447887), (209, 420028), (266, 330022), (308, 285019), (418, 210014), (532, 165011), (539, 162868), (836, 105007), (931, 94292), (1078, 81434), (1463, 60004), (1862, 47146), (2143, 40964), (2156, 40717), (2926, 30002), (3724, 23573), (4286, 20482), (5852, 15001), (8572, 10241)]