201009725

素因数分解:

$5^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{1759}}^1$

素因数の和:2429

約数の個数: 24

約数和(自身を含む): 285457920

約数和(自身を除く): 84448195

約数列:

[1, 5, 7, 25, 35, 175, 653, 1759, 3265, 4571, 8795, 12313, 16325, 22855, 43975, 61565, 114275, 307825, 1148627, 5743135, 8040389, 28715675, 40201945, 201009725]

約数ペア:

[(1, 201009725), (5, 40201945), (7, 28715675), (25, 8040389), (35, 5743135), (175, 1148627), (653, 307825), (1759, 114275), (3265, 61565), (4571, 43975), (8795, 22855), (12313, 16325)]