89357225

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{823}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 114641472

約数和(自身を除く): 25284247

約数列:

[1, 5, 25, 43, 101, 215, 505, 823, 1075, 2525, 4115, 4343, 20575, 21715, 35389, 83123, 108575, 176945, 415615, 884725, 2078075, 3574289, 17871445, 89357225]

約数ペア:

[(1, 89357225), (5, 17871445), (25, 3574289), (43, 2078075), (101, 884725), (215, 415615), (505, 176945), (823, 108575), (1075, 83123), (2525, 35389), (4115, 21715), (4343, 20575)]