12530500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1319}}^1$

素因数の和:1357

約数の個数: 48

約数和(自身を含む): 28828800

約数和(自身を除く): 16298300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1319, 1900, 2375, 2638, 4750, 5276, 6595, 9500, 13190, 25061, 26380, 32975, 50122, 65950, 100244, 125305, 131900, 164875, 250610, 329750, 501220, 626525, 659500, 1253050, 2506100, 3132625, 6265250, 12530500]

約数ペア:

[(1, 12530500), (2, 6265250), (4, 3132625), (5, 2506100), (10, 1253050), (19, 659500), (20, 626525), (25, 501220), (38, 329750), (50, 250610), (76, 164875), (95, 131900), (100, 125305), (125, 100244), (190, 65950), (250, 50122), (380, 32975), (475, 26380), (500, 25061), (950, 13190), (1319, 9500), (1900, 6595), (2375, 5276), (2638, 4750)]