64140075

素因数分解:

$3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{3203}}^1$

素因数の和:3308

約数の個数: 36

約数和(自身を含む): 116209080

約数和(自身を除く): 52069005

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 89, 225, 267, 445, 801, 1335, 2225, 3203, 4005, 6675, 9609, 16015, 20025, 28827, 48045, 80075, 144135, 240225, 285067, 720675, 855201, 1425335, 2565603, 4276005, 7126675, 12828015, 21380025, 64140075]

約数ペア:

[(1, 64140075), (3, 21380025), (5, 12828015), (9, 7126675), (15, 4276005), (25, 2565603), (45, 1425335), (75, 855201), (89, 720675), (225, 285067), (267, 240225), (445, 144135), (801, 80075), (1335, 48045), (2225, 28827), (3203, 20025), (4005, 16015), (6675, 9609)]