208577425

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{563}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 310515840

約数和(自身を除く): 101938415

約数列:

[1, 5, 7, 25, 29, 35, 73, 145, 175, 203, 365, 511, 563, 725, 1015, 1825, 2117, 2555, 2815, 3941, 5075, 10585, 12775, 14075, 14819, 16327, 19705, 41099, 52925, 74095, 81635, 98525, 114289, 205495, 287693, 370475, 408175, 571445, 1027475, 1191871, 1438465, 2857225, 5959355, 7192325, 8343097, 29796775, 41715485, 208577425]

約数ペア:

[(1, 208577425), (5, 41715485), (7, 29796775), (25, 8343097), (29, 7192325), (35, 5959355), (73, 2857225), (145, 1438465), (175, 1191871), (203, 1027475), (365, 571445), (511, 408175), (563, 370475), (725, 287693), (1015, 205495), (1825, 114289), (2117, 98525), (2555, 81635), (2815, 74095), (3941, 52925), (5075, 41099), (10585, 19705), (12775, 16327), (14075, 14819)]