12165500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{839}}^1$

素因数の和:887

約数の個数: 48

約数和(自身を含む): 27518400

約数和(自身を除く): 15352900

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 250, 290, 500, 580, 725, 839, 1450, 1678, 2900, 3356, 3625, 4195, 7250, 8390, 14500, 16780, 20975, 24331, 41950, 48662, 83900, 97324, 104875, 121655, 209750, 243310, 419500, 486620, 608275, 1216550, 2433100, 3041375, 6082750, 12165500]

約数ペア:

[(1, 12165500), (2, 6082750), (4, 3041375), (5, 2433100), (10, 1216550), (20, 608275), (25, 486620), (29, 419500), (50, 243310), (58, 209750), (100, 121655), (116, 104875), (125, 97324), (145, 83900), (250, 48662), (290, 41950), (500, 24331), (580, 20975), (725, 16780), (839, 14500), (1450, 8390), (1678, 7250), (2900, 4195), (3356, 3625)]