20565902475

素因数分解:

$3^2\times 5^2\times {\mathrm{3203}}^1\times {\mathrm{28537}}^1$

素因数の和:31756

約数の個数: 36

約数和(自身を含む): 36848608056

約数和(自身を除く): 16282705581

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 3203, 9609, 16015, 28537, 28827, 48045, 80075, 85611, 142685, 144135, 240225, 256833, 428055, 713425, 720675, 1284165, 2140275, 6420825, 91404011, 274212033, 457020055, 822636099, 1371060165, 2285100275, 4113180495, 6855300825, 20565902475]

約数ペア:

[(1, 20565902475), (3, 6855300825), (5, 4113180495), (9, 2285100275), (15, 1371060165), (25, 822636099), (45, 457020055), (75, 274212033), (225, 91404011), (3203, 6420825), (9609, 2140275), (16015, 1284165), (28537, 720675), (28827, 713425), (48045, 428055), (80075, 256833), (85611, 240225), (142685, 144135)]