80550900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{89501}}^1$

素因数の和:89521

約数の個数: 54

約数和(自身を含む): 252485142

約数和(自身を除く): 171934242

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 89501, 179002, 268503, 358004, 447505, 537006, 805509, 895010, 1074012, 1342515, 1611018, 1790020, 2237525, 2685030, 3222036, 4027545, 4475050, 5370060, 6712575, 8055090, 8950100, 13425150, 16110180, 20137725, 26850300, 40275450, 80550900]

約数ペア:

[(1, 80550900), (2, 40275450), (3, 26850300), (4, 20137725), (5, 16110180), (6, 13425150), (9, 8950100), (10, 8055090), (12, 6712575), (15, 5370060), (18, 4475050), (20, 4027545), (25, 3222036), (30, 2685030), (36, 2237525), (45, 1790020), (50, 1611018), (60, 1342515), (75, 1074012), (90, 895010), (100, 805509), (150, 537006), (180, 447505), (225, 358004), (300, 268503), (450, 179002), (900, 89501)]