84287870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{21557}}^1$

素因数の和:21604

約数の個数: 32

約数和(自身を含む): 167635008

約数和(自身を除く): 83347138

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 21557, 43114, 107785, 215570, 366469, 495811, 732938, 991622, 1832345, 2479055, 3664690, 4958110, 8428787, 16857574, 42143935, 84287870]

約数ペア:

[(1, 84287870), (2, 42143935), (5, 16857574), (10, 8428787), (17, 4958110), (23, 3664690), (34, 2479055), (46, 1832345), (85, 991622), (115, 732938), (170, 495811), (230, 366469), (391, 215570), (782, 107785), (1955, 43114), (3910, 21557)]