54887680

素因数分解:

$2^8\times 5^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 132855912

約数和(自身を除く): 77968232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 256, 274, 313, 320, 548, 626, 640, 685, 1096, 1252, 1280, 1370, 1565, 2192, 2504, 2740, 3130, 4384, 5008, 5480, 6260, 8768, 10016, 10960, 12520, 17536, 20032, 21920, 25040, 35072, 40064, 42881, 43840, 50080, 80128, 85762, 87680, 100160, 171524, 175360, 200320, 214405, 343048, 400640, 428810, 686096, 857620, 1372192, 1715240, 2744384, 3430480, 5488768, 6860960, 10977536, 13721920, 27443840, 54887680]

約数ペア:

[(1, 54887680), (2, 27443840), (4, 13721920), (5, 10977536), (8, 6860960), (10, 5488768), (16, 3430480), (20, 2744384), (32, 1715240), (40, 1372192), (64, 857620), (80, 686096), (128, 428810), (137, 400640), (160, 343048), (256, 214405), (274, 200320), (313, 175360), (320, 171524), (548, 100160), (626, 87680), (640, 85762), (685, 80128), (1096, 50080), (1252, 43840), (1280, 42881), (1370, 40064), (1565, 35072), (2192, 25040), (2504, 21920), (2740, 20032), (3130, 17536), (4384, 12520), (5008, 10960), (5480, 10016), (6260, 8768)]