262752130

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{1249}}^1$

素因数の和:1558

約数の個数: 32

約数和(自身を含む): 480150000

約数和(自身を除く): 217397870

約数列:

[1, 2, 5, 10, 109, 193, 218, 386, 545, 965, 1090, 1249, 1930, 2498, 6245, 12490, 21037, 42074, 105185, 136141, 210370, 241057, 272282, 482114, 680705, 1205285, 1361410, 2410570, 26275213, 52550426, 131376065, 262752130]

約数ペア:

[(1, 262752130), (2, 131376065), (5, 52550426), (10, 26275213), (109, 2410570), (193, 1361410), (218, 1205285), (386, 680705), (545, 482114), (965, 272282), (1090, 241057), (1249, 210370), (1930, 136141), (2498, 105185), (6245, 42074), (12490, 21037)]