12749900

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{2161}}^1$

素因数の和:2234

約数の個数: 36

約数和(自身を含む): 28149240

約数和(自身を除く): 15399340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 100, 118, 236, 295, 590, 1180, 1475, 2161, 2950, 4322, 5900, 8644, 10805, 21610, 43220, 54025, 108050, 127499, 216100, 254998, 509996, 637495, 1274990, 2549980, 3187475, 6374950, 12749900]

約数ペア:

[(1, 12749900), (2, 6374950), (4, 3187475), (5, 2549980), (10, 1274990), (20, 637495), (25, 509996), (50, 254998), (59, 216100), (100, 127499), (118, 108050), (236, 54025), (295, 43220), (590, 21610), (1180, 10805), (1475, 8644), (2161, 5900), (2950, 4322)]