158693840

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{18539}}^1$

素因数の和:18659

約数の個数: 40

約数和(自身を含む): 372431520

約数和(自身を除く): 213737680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 8560, 18539, 37078, 74156, 92695, 148312, 185390, 296624, 370780, 741560, 1483120, 1983673, 3967346, 7934692, 9918365, 15869384, 19836730, 31738768, 39673460, 79346920, 158693840]

約数ペア:

[(1, 158693840), (2, 79346920), (4, 39673460), (5, 31738768), (8, 19836730), (10, 15869384), (16, 9918365), (20, 7934692), (40, 3967346), (80, 1983673), (107, 1483120), (214, 741560), (428, 370780), (535, 296624), (856, 185390), (1070, 148312), (1712, 92695), (2140, 74156), (4280, 37078), (8560, 18539)]