64468500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{42979}}^1$

素因数の和:43001

約数の個数: 48

約数和(自身を含む): 187736640

約数和(自身を除く): 123268140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 42979, 85958, 128937, 171916, 214895, 257874, 429790, 515748, 644685, 859580, 1074475, 1289370, 2148950, 2578740, 3223425, 4297900, 5372375, 6446850, 10744750, 12893700, 16117125, 21489500, 32234250, 64468500]

約数ペア:

[(1, 64468500), (2, 32234250), (3, 21489500), (4, 16117125), (5, 12893700), (6, 10744750), (10, 6446850), (12, 5372375), (15, 4297900), (20, 3223425), (25, 2578740), (30, 2148950), (50, 1289370), (60, 1074475), (75, 859580), (100, 644685), (125, 515748), (150, 429790), (250, 257874), (300, 214895), (375, 171916), (500, 128937), (750, 85958), (1500, 42979)]