81756528

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4591}}^1$

素因数の和:4662

約数の個数: 80

約数和(自身を含む): 245984256

約数和(自身を除く): 164227728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 53, 56, 84, 106, 112, 159, 168, 212, 318, 336, 371, 424, 636, 742, 848, 1113, 1272, 1484, 2226, 2544, 2968, 4452, 4591, 5936, 8904, 9182, 13773, 17808, 18364, 27546, 32137, 36728, 55092, 64274, 73456, 96411, 110184, 128548, 192822, 220368, 243323, 257096, 385644, 486646, 514192, 729969, 771288, 973292, 1459938, 1542576, 1703261, 1946584, 2919876, 3406522, 3893168, 5109783, 5839752, 6813044, 10219566, 11679504, 13626088, 20439132, 27252176, 40878264, 81756528]

約数ペア:

[(1, 81756528), (2, 40878264), (3, 27252176), (4, 20439132), (6, 13626088), (7, 11679504), (8, 10219566), (12, 6813044), (14, 5839752), (16, 5109783), (21, 3893168), (24, 3406522), (28, 2919876), (42, 1946584), (48, 1703261), (53, 1542576), (56, 1459938), (84, 973292), (106, 771288), (112, 729969), (159, 514192), (168, 486646), (212, 385644), (318, 257096), (336, 243323), (371, 220368), (424, 192822), (636, 128548), (742, 110184), (848, 96411), (1113, 73456), (1272, 64274), (1484, 55092), (2226, 36728), (2544, 32137), (2968, 27546), (4452, 18364), (4591, 17808), (5936, 13773), (8904, 9182)]