12861500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:935

約数の個数: 48

約数和(自身を含む): 29090880

約数和(自身を除く): 16229380

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 250, 290, 500, 580, 725, 887, 1450, 1774, 2900, 3548, 3625, 4435, 7250, 8870, 14500, 17740, 22175, 25723, 44350, 51446, 88700, 102892, 110875, 128615, 221750, 257230, 443500, 514460, 643075, 1286150, 2572300, 3215375, 6430750, 12861500]

約数ペア:

[(1, 12861500), (2, 6430750), (4, 3215375), (5, 2572300), (10, 1286150), (20, 643075), (25, 514460), (29, 443500), (50, 257230), (58, 221750), (100, 128615), (116, 110875), (125, 102892), (145, 88700), (250, 51446), (290, 44350), (500, 25723), (580, 22175), (725, 17740), (887, 14500), (1450, 8870), (1774, 7250), (2900, 4435), (3548, 3625)]