13425680

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{653}}^1$

素因数の和:923

約数の個数: 40

約数和(自身を含む): 31384152

約数和(自身を除く): 17958472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 653, 1028, 1285, 1306, 2056, 2570, 2612, 3265, 4112, 5140, 5224, 6530, 10280, 10448, 13060, 20560, 26120, 52240, 167821, 335642, 671284, 839105, 1342568, 1678210, 2685136, 3356420, 6712840, 13425680]

約数ペア:

[(1, 13425680), (2, 6712840), (4, 3356420), (5, 2685136), (8, 1678210), (10, 1342568), (16, 839105), (20, 671284), (40, 335642), (80, 167821), (257, 52240), (514, 26120), (653, 20560), (1028, 13060), (1285, 10448), (1306, 10280), (2056, 6530), (2570, 5224), (2612, 5140), (3265, 4112)]