53451640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 139968000

約数和(自身を除く): 86516360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 59, 71, 88, 110, 116, 118, 142, 145, 220, 232, 236, 284, 290, 295, 319, 355, 440, 472, 568, 580, 590, 638, 649, 710, 781, 1160, 1180, 1276, 1298, 1420, 1562, 1595, 1711, 2059, 2360, 2552, 2596, 2840, 3124, 3190, 3245, 3422, 3905, 4118, 4189, 5192, 6248, 6380, 6490, 6844, 7810, 8236, 8378, 8555, 10295, 12760, 12980, 13688, 15620, 16472, 16756, 17110, 18821, 20590, 20945, 22649, 25960, 31240, 33512, 34220, 37642, 41180, 41890, 45298, 46079, 68440, 75284, 82360, 83780, 90596, 92158, 94105, 113245, 121481, 150568, 167560, 181192, 184316, 188210, 226490, 230395, 242962, 368632, 376420, 452980, 460790, 485924, 607405, 752840, 905960, 921580, 971848, 1214810, 1336291, 1843160, 2429620, 2672582, 4859240, 5345164, 6681455, 10690328, 13362910, 26725820, 53451640]

約数ペア:

[(1, 53451640), (2, 26725820), (4, 13362910), (5, 10690328), (8, 6681455), (10, 5345164), (11, 4859240), (20, 2672582), (22, 2429620), (29, 1843160), (40, 1336291), (44, 1214810), (55, 971848), (58, 921580), (59, 905960), (71, 752840), (88, 607405), (110, 485924), (116, 460790), (118, 452980), (142, 376420), (145, 368632), (220, 242962), (232, 230395), (236, 226490), (284, 188210), (290, 184316), (295, 181192), (319, 167560), (355, 150568), (440, 121481), (472, 113245), (568, 94105), (580, 92158), (590, 90596), (638, 83780), (649, 82360), (710, 75284), (781, 68440), (1160, 46079), (1180, 45298), (1276, 41890), (1298, 41180), (1420, 37642), (1562, 34220), (1595, 33512), (1711, 31240), (2059, 25960), (2360, 22649), (2552, 20945), (2596, 20590), (2840, 18821), (3124, 17110), (3190, 16756), (3245, 16472), (3422, 15620), (3905, 13688), (4118, 12980), (4189, 12760), (5192, 10295), (6248, 8555), (6380, 8378), (6490, 8236), (6844, 7810)]