13340080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 80

約数和(自身を含む): 33997824

約数和(自身を除く): 20657744

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 101, 104, 127, 130, 202, 208, 254, 260, 404, 505, 508, 520, 635, 808, 1010, 1016, 1040, 1270, 1313, 1616, 1651, 2020, 2032, 2540, 2626, 3302, 4040, 5080, 5252, 6565, 6604, 8080, 8255, 10160, 10504, 12827, 13130, 13208, 16510, 21008, 25654, 26260, 26416, 33020, 51308, 52520, 64135, 66040, 102616, 105040, 128270, 132080, 166751, 205232, 256540, 333502, 513080, 667004, 833755, 1026160, 1334008, 1667510, 2668016, 3335020, 6670040, 13340080]

約数ペア:

[(1, 13340080), (2, 6670040), (4, 3335020), (5, 2668016), (8, 1667510), (10, 1334008), (13, 1026160), (16, 833755), (20, 667004), (26, 513080), (40, 333502), (52, 256540), (65, 205232), (80, 166751), (101, 132080), (104, 128270), (127, 105040), (130, 102616), (202, 66040), (208, 64135), (254, 52520), (260, 51308), (404, 33020), (505, 26416), (508, 26260), (520, 25654), (635, 21008), (808, 16510), (1010, 13208), (1016, 13130), (1040, 12827), (1270, 10504), (1313, 10160), (1616, 8255), (1651, 8080), (2020, 6604), (2032, 6565), (2540, 5252), (2626, 5080), (3302, 4040)]