205014530

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{59771}}^1$

素因数の和:59799

約数の個数: 32

約数和(自身を含む): 430358400

約数和(自身を除く): 225343870

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 59771, 119542, 298855, 418397, 597710, 836794, 2091985, 2928779, 4183970, 5857558, 14643895, 20501453, 29287790, 41002906, 102507265, 205014530]

約数ペア:

[(1, 205014530), (2, 102507265), (5, 41002906), (7, 29287790), (10, 20501453), (14, 14643895), (35, 5857558), (49, 4183970), (70, 2928779), (98, 2091985), (245, 836794), (343, 597710), (490, 418397), (686, 298855), (1715, 119542), (3430, 59771)]