169626890

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{155621}}^1$

素因数の和:155737

約数の個数: 16

約数和(自身を含む): 308131560

約数和(自身を除く): 138504670

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 155621, 311242, 778105, 1556210, 16962689, 33925378, 84813445, 169626890]

約数ペア:

[(1, 169626890), (2, 84813445), (5, 33925378), (10, 16962689), (109, 1556210), (218, 778105), (545, 311242), (1090, 155621)]