120561200

素因数分解:

$2^4\times 5^2\times {\mathrm{301403}}^1$

素因数の和:301421

約数の個数: 30

約数和(自身を含む): 289649244

約数和(自身を除く): 169088044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 301403, 602806, 1205612, 1507015, 2411224, 3014030, 4822448, 6028060, 7535075, 12056120, 15070150, 24112240, 30140300, 60280600, 120561200]

約数ペア:

[(1, 120561200), (2, 60280600), (4, 30140300), (5, 24112240), (8, 15070150), (10, 12056120), (16, 7535075), (20, 6028060), (25, 4822448), (40, 3014030), (50, 2411224), (80, 1507015), (100, 1205612), (200, 602806), (400, 301403)]