64818225

素因数分解:

$3^4\times 5^2\times {\mathrm{32009}}^1$

素因数の和:32031

約数の個数: 30

約数和(自身を含む): 120069510

約数和(自身を除く): 55251285

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 32009, 96027, 160045, 288081, 480135, 800225, 864243, 1440405, 2400675, 2592729, 4321215, 7202025, 12963645, 21606075, 64818225]

約数ペア:

[(1, 64818225), (3, 21606075), (5, 12963645), (9, 7202025), (15, 4321215), (25, 2592729), (27, 2400675), (45, 1440405), (75, 864243), (81, 800225), (135, 480135), (225, 288081), (405, 160045), (675, 96027), (2025, 32009)]