89894450

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{20201}}^1$

素因数の和:20302

約数の個数: 24

約数和(自身を含む): 169090740

約数和(自身を除く): 79196290

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 20201, 40402, 101005, 202010, 505025, 1010050, 1797889, 3595778, 8989445, 17978890, 44947225, 89894450]

約数ペア:

[(1, 89894450), (2, 44947225), (5, 17978890), (10, 8989445), (25, 3595778), (50, 1797889), (89, 1010050), (178, 505025), (445, 202010), (890, 101005), (2225, 40402), (4450, 20201)]