165129920

素因数分解:

$2^6\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2851}}^1$

素因数の和:3049

約数の個数: 56

約数和(自身を含む): 395526768

約数和(自身を除く): 230396848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 181, 320, 362, 724, 905, 1448, 1810, 2851, 2896, 3620, 5702, 5792, 7240, 11404, 11584, 14255, 14480, 22808, 28510, 28960, 45616, 57020, 57920, 91232, 114040, 182464, 228080, 456160, 516031, 912320, 1032062, 2064124, 2580155, 4128248, 5160310, 8256496, 10320620, 16512992, 20641240, 33025984, 41282480, 82564960, 165129920]

約数ペア:

[(1, 165129920), (2, 82564960), (4, 41282480), (5, 33025984), (8, 20641240), (10, 16512992), (16, 10320620), (20, 8256496), (32, 5160310), (40, 4128248), (64, 2580155), (80, 2064124), (160, 1032062), (181, 912320), (320, 516031), (362, 456160), (724, 228080), (905, 182464), (1448, 114040), (1810, 91232), (2851, 57920), (2896, 57020), (3620, 45616), (5702, 28960), (5792, 28510), (7240, 22808), (11404, 14480), (11584, 14255)]