172856690

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{1163}}^1$

素因数の和:1426

約数の個数: 32

約数和(自身を含む): 316794240

約数和(自身を除く): 143937550

約数列:

[1, 2, 5, 10, 89, 167, 178, 334, 445, 835, 890, 1163, 1670, 2326, 5815, 11630, 14863, 29726, 74315, 103507, 148630, 194221, 207014, 388442, 517535, 971105, 1035070, 1942210, 17285669, 34571338, 86428345, 172856690]

約数ペア:

[(1, 172856690), (2, 86428345), (5, 34571338), (10, 17285669), (89, 1942210), (167, 1035070), (178, 971105), (334, 517535), (445, 388442), (835, 207014), (890, 194221), (1163, 148630), (1670, 103507), (2326, 74315), (5815, 29726), (11630, 14863)]