78889275

素因数分解:

$3^3\times 5^2\times {\mathrm{73}}^1\times {\mathrm{1601}}^1$

素因数の和:1693

約数の個数: 48

約数和(自身を含む): 146999520

約数和(自身を除く): 68110245

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 73, 75, 135, 219, 225, 365, 657, 675, 1095, 1601, 1825, 1971, 3285, 4803, 5475, 8005, 9855, 14409, 16425, 24015, 40025, 43227, 49275, 72045, 116873, 120075, 216135, 350619, 360225, 584365, 1051857, 1080675, 1753095, 2921825, 3155571, 5259285, 8765475, 15777855, 26296425, 78889275]

約数ペア:

[(1, 78889275), (3, 26296425), (5, 15777855), (9, 8765475), (15, 5259285), (25, 3155571), (27, 2921825), (45, 1753095), (73, 1080675), (75, 1051857), (135, 584365), (219, 360225), (225, 350619), (365, 216135), (657, 120075), (675, 116873), (1095, 72045), (1601, 49275), (1825, 43227), (1971, 40025), (3285, 24015), (4803, 16425), (5475, 14409), (8005, 9855)]