1888891550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{415141}}^1$

素因数の和:415173

約数の個数: 48

約数和(自身を含む): 4324119072

約数和(自身を除く): 2435227522

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4550, 415141, 830282, 2075705, 2905987, 4151410, 5396833, 5811974, 10378525, 10793666, 14529935, 20757050, 26984165, 29059870, 37777831, 53968330, 72649675, 75555662, 134920825, 145299350, 188889155, 269841650, 377778310, 944445775, 1888891550]

約数ペア:

[(1, 1888891550), (2, 944445775), (5, 377778310), (7, 269841650), (10, 188889155), (13, 145299350), (14, 134920825), (25, 75555662), (26, 72649675), (35, 53968330), (50, 37777831), (65, 29059870), (70, 26984165), (91, 20757050), (130, 14529935), (175, 10793666), (182, 10378525), (325, 5811974), (350, 5396833), (455, 4151410), (650, 2905987), (910, 2075705), (2275, 830282), (4550, 415141)]