2786784346105

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{5431}}^1$

素因数の和:5890

約数の個数: 64

約数和(自身を含む): 3503744294400

約数和(自身を除く): 716959948295

約数列:

[1, 5, 41, 107, 149, 157, 205, 535, 745, 785, 4387, 5431, 6109, 6437, 15943, 16799, 21935, 23393, 27155, 30545, 32185, 79715, 83995, 116965, 222671, 581117, 653663, 688759, 809219, 852667, 959113, 1113355, 2503051, 2905585, 3268315, 3443795, 4046095, 4263335, 4795565, 12515255, 23825797, 33177979, 34959347, 86586433, 91235369, 102625091, 119128985, 127047383, 165889895, 174796735, 432932165, 456176845, 513125455, 635236915, 3550043753, 3740650129, 5208942703, 13594069981, 17750218765, 18703250645, 26044713515, 67970349905, 557356869221, 2786784346105]

約数ペア:

[(1, 2786784346105), (5, 557356869221), (41, 67970349905), (107, 26044713515), (149, 18703250645), (157, 17750218765), (205, 13594069981), (535, 5208942703), (745, 3740650129), (785, 3550043753), (4387, 635236915), (5431, 513125455), (6109, 456176845), (6437, 432932165), (15943, 174796735), (16799, 165889895), (21935, 127047383), (23393, 119128985), (27155, 102625091), (30545, 91235369), (32185, 86586433), (79715, 34959347), (83995, 33177979), (116965, 23825797), (222671, 12515255), (581117, 4795565), (653663, 4263335), (688759, 4046095), (809219, 3443795), (852667, 3268315), (959113, 2905585), (1113355, 2503051)]