1640754575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{1423}}^1\times {\mathrm{2713}}^1$

素因数の和:4163

約数の個数: 24

約数和(自身を含む): 2156522688

約数和(自身を除く): 515768113

約数列:

[1, 5, 17, 25, 85, 425, 1423, 2713, 7115, 13565, 24191, 35575, 46121, 67825, 120955, 230605, 604775, 1153025, 3860599, 19302995, 65630183, 96514975, 328150915, 1640754575]

約数ペア:

[(1, 1640754575), (5, 328150915), (17, 96514975), (25, 65630183), (85, 19302995), (425, 3860599), (1423, 1153025), (2713, 604775), (7115, 230605), (13565, 120955), (24191, 67825), (35575, 46121)]