25887520

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1181}}^1$

素因数の和:1333

約数の個数: 48

約数和(自身を含む): 61657848

約数和(自身を除く): 35770328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 685, 1096, 1181, 1370, 2192, 2362, 2740, 4384, 4724, 5480, 5905, 9448, 10960, 11810, 18896, 21920, 23620, 37792, 47240, 94480, 161797, 188960, 323594, 647188, 808985, 1294376, 1617970, 2588752, 3235940, 5177504, 6471880, 12943760, 25887520]

約数ペア:

[(1, 25887520), (2, 12943760), (4, 6471880), (5, 5177504), (8, 3235940), (10, 2588752), (16, 1617970), (20, 1294376), (32, 808985), (40, 647188), (80, 323594), (137, 188960), (160, 161797), (274, 94480), (548, 47240), (685, 37792), (1096, 23620), (1181, 21920), (1370, 18896), (2192, 11810), (2362, 10960), (2740, 9448), (4384, 5905), (4724, 5480)]