264573790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{7919}}^1$

素因数の和:8196

約数の個数: 32

約数和(自身を含む): 514926720

約数和(自身を除く): 250352930

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 514, 1285, 2570, 3341, 6682, 7919, 15838, 16705, 33410, 39595, 79190, 102947, 205894, 514735, 1029470, 2035183, 4070366, 10175915, 20351830, 26457379, 52914758, 132286895, 264573790]

約数ペア:

[(1, 264573790), (2, 132286895), (5, 52914758), (10, 26457379), (13, 20351830), (26, 10175915), (65, 4070366), (130, 2035183), (257, 1029470), (514, 514735), (1285, 205894), (2570, 102947), (3341, 79190), (6682, 39595), (7919, 33410), (15838, 16705)]