261750230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{128941}}^1$

素因数の和:128984

約数の個数: 32

約数和(自身を含む): 557029440

約数和(自身を除く): 295279210

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 128941, 257882, 644705, 902587, 1289410, 1805174, 3739289, 4512935, 7478578, 9025870, 18696445, 26175023, 37392890, 52350046, 130875115, 261750230]

約数ペア:

[(1, 261750230), (2, 130875115), (5, 52350046), (7, 37392890), (10, 26175023), (14, 18696445), (29, 9025870), (35, 7478578), (58, 4512935), (70, 3739289), (145, 1805174), (203, 1289410), (290, 902587), (406, 644705), (1015, 257882), (2030, 128941)]