12606500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1327}}^1$

素因数の和:1365

約数の個数: 48

約数和(自身を含む): 29003520

約数和(自身を除く): 16397020

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1327, 1900, 2375, 2654, 4750, 5308, 6635, 9500, 13270, 25213, 26540, 33175, 50426, 66350, 100852, 126065, 132700, 165875, 252130, 331750, 504260, 630325, 663500, 1260650, 2521300, 3151625, 6303250, 12606500]

約数ペア:

[(1, 12606500), (2, 6303250), (4, 3151625), (5, 2521300), (10, 1260650), (19, 663500), (20, 630325), (25, 504260), (38, 331750), (50, 252130), (76, 165875), (95, 132700), (100, 126065), (125, 100852), (190, 66350), (250, 50426), (380, 33175), (475, 26540), (500, 25213), (950, 13270), (1327, 9500), (1900, 6635), (2375, 5308), (2654, 4750)]