28540075

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:327

約数の個数: 24

約数和(自身を含む): 36426240

約数和(自身を除く): 7886165

約数列:

[1, 5, 25, 89, 101, 127, 445, 505, 635, 2225, 2525, 3175, 8989, 11303, 12827, 44945, 56515, 64135, 224725, 282575, 320675, 1141603, 5708015, 28540075]

約数ペア:

[(1, 28540075), (5, 5708015), (25, 1141603), (89, 320675), (101, 282575), (127, 224725), (445, 64135), (505, 56515), (635, 44945), (2225, 12827), (2525, 11303), (3175, 8989)]