154137800

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{17923}}^1$

素因数の和:17982

約数の個数: 48

約数和(自身を含む): 366725040

約数和(自身を除く): 212587240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 8600, 17923, 35846, 71692, 89615, 143384, 179230, 358460, 448075, 716920, 770689, 896150, 1541378, 1792300, 3082756, 3584600, 3853445, 6165512, 7706890, 15413780, 19267225, 30827560, 38534450, 77068900, 154137800]

約数ペア:

[(1, 154137800), (2, 77068900), (4, 38534450), (5, 30827560), (8, 19267225), (10, 15413780), (20, 7706890), (25, 6165512), (40, 3853445), (43, 3584600), (50, 3082756), (86, 1792300), (100, 1541378), (172, 896150), (200, 770689), (215, 716920), (344, 448075), (430, 358460), (860, 179230), (1075, 143384), (1720, 89615), (2150, 71692), (4300, 35846), (8600, 17923)]