25590530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 56401920

約数和(自身を除く): 30811390

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 71, 95, 133, 142, 190, 266, 271, 355, 497, 542, 665, 710, 994, 1330, 1349, 1355, 1897, 2485, 2698, 2710, 3794, 4970, 5149, 6745, 9443, 9485, 10298, 13490, 18886, 18970, 19241, 25745, 36043, 38482, 47215, 51490, 72086, 94430, 96205, 134687, 180215, 192410, 269374, 360430, 365579, 673435, 731158, 1346870, 1827895, 2559053, 3655790, 5118106, 12795265, 25590530]

約数ペア:

[(1, 25590530), (2, 12795265), (5, 5118106), (7, 3655790), (10, 2559053), (14, 1827895), (19, 1346870), (35, 731158), (38, 673435), (70, 365579), (71, 360430), (95, 269374), (133, 192410), (142, 180215), (190, 134687), (266, 96205), (271, 94430), (355, 72086), (497, 51490), (542, 47215), (665, 38482), (710, 36043), (994, 25745), (1330, 19241), (1349, 18970), (1355, 18886), (1897, 13490), (2485, 10298), (2698, 9485), (2710, 9443), (3794, 6745), (4970, 5149)]