66448425

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 114992640

約数和(自身を除く): 48544215

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 137, 145, 223, 411, 435, 669, 685, 725, 1115, 2055, 2175, 3345, 3425, 3973, 5575, 6467, 10275, 11919, 16725, 19401, 19865, 30551, 32335, 59595, 91653, 97005, 99325, 152755, 161675, 297975, 458265, 485025, 763775, 885979, 2291325, 2657937, 4429895, 13289685, 22149475, 66448425]

約数ペア:

[(1, 66448425), (3, 22149475), (5, 13289685), (15, 4429895), (25, 2657937), (29, 2291325), (75, 885979), (87, 763775), (137, 485025), (145, 458265), (223, 297975), (411, 161675), (435, 152755), (669, 99325), (685, 97005), (725, 91653), (1115, 59595), (2055, 32335), (2175, 30551), (3345, 19865), (3425, 19401), (3973, 16725), (5575, 11919), (6467, 10275)]