20073275

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{439}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 26188800

約数和(自身を除く): 6115525

約数列:

[1, 5, 25, 31, 59, 155, 295, 439, 775, 1475, 1829, 2195, 9145, 10975, 13609, 25901, 45725, 68045, 129505, 340225, 647525, 802931, 4014655, 20073275]

約数ペア:

[(1, 20073275), (5, 4014655), (25, 802931), (31, 647525), (59, 340225), (155, 129505), (295, 68045), (439, 45725), (775, 25901), (1475, 13609), (1829, 10975), (2195, 9145)]