25307325

素因数分解:

$3^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{821}}^1$

素因数の和:974

約数の個数: 36

約数和(自身を含む): 45714708

約数和(自身を除く): 20407383

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 137, 225, 411, 685, 821, 1233, 2055, 2463, 3425, 4105, 6165, 7389, 10275, 12315, 20525, 30825, 36945, 61575, 112477, 184725, 337431, 562385, 1012293, 1687155, 2811925, 5061465, 8435775, 25307325]

約数ペア:

[(1, 25307325), (3, 8435775), (5, 5061465), (9, 2811925), (15, 1687155), (25, 1012293), (45, 562385), (75, 337431), (137, 184725), (225, 112477), (411, 61575), (685, 36945), (821, 30825), (1233, 20525), (2055, 12315), (2463, 10275), (3425, 7389), (4105, 6165)]