164025520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{120607}}^1$

素因数の和:120637

約数の個数: 40

約数和(自身を含む): 403795584

約数和(自身を除く): 239770064

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 120607, 241214, 482428, 603035, 964856, 1206070, 1929712, 2050319, 2412140, 4100638, 4824280, 8201276, 9648560, 10251595, 16402552, 20503190, 32805104, 41006380, 82012760, 164025520]

約数ペア:

[(1, 164025520), (2, 82012760), (4, 41006380), (5, 32805104), (8, 20503190), (10, 16402552), (16, 10251595), (17, 9648560), (20, 8201276), (34, 4824280), (40, 4100638), (68, 2412140), (80, 2050319), (85, 1929712), (136, 1206070), (170, 964856), (272, 603035), (340, 482428), (680, 241214), (1360, 120607)]