12892900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4159}}^1$

素因数の和:4204

約数の個数: 36

約数和(自身を含む): 28887040

約数和(自身を除く): 15994140

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 4159, 8318, 16636, 20795, 41590, 83180, 103975, 128929, 207950, 257858, 415900, 515716, 644645, 1289290, 2578580, 3223225, 6446450, 12892900]

約数ペア:

[(1, 12892900), (2, 6446450), (4, 3223225), (5, 2578580), (10, 1289290), (20, 644645), (25, 515716), (31, 415900), (50, 257858), (62, 207950), (100, 128929), (124, 103975), (155, 83180), (310, 41590), (620, 20795), (775, 16636), (1550, 8318), (3100, 4159)]