2183527025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 2919902400

約数和(自身を除く): 736375375

約数列:

[1, 5, 19, 25, 61, 95, 179, 305, 421, 475, 895, 1159, 1525, 2105, 3401, 4475, 5795, 7999, 10525, 10919, 17005, 25681, 28975, 39995, 54595, 75359, 85025, 128405, 199975, 207461, 272975, 376795, 487939, 642025, 1037305, 1431821, 1883975, 2439695, 4596899, 5186525, 7159105, 12198475, 22984495, 35795525, 87341081, 114922475, 436705405, 2183527025]

約数ペア:

[(1, 2183527025), (5, 436705405), (19, 114922475), (25, 87341081), (61, 35795525), (95, 22984495), (179, 12198475), (305, 7159105), (421, 5186525), (475, 4596899), (895, 2439695), (1159, 1883975), (1525, 1431821), (2105, 1037305), (3401, 642025), (4475, 487939), (5795, 376795), (7999, 272975), (10525, 207461), (10919, 199975), (17005, 128405), (25681, 85025), (28975, 75359), (39995, 54595)]