172000910

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{157799}}^1$

素因数の和:157915

約数の個数: 16

約数和(自身を含む): 312444000

約数和(自身を除く): 140443090

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 157799, 315598, 788995, 1577990, 17200091, 34400182, 86000455, 172000910]

約数ペア:

[(1, 172000910), (2, 86000455), (5, 34400182), (10, 17200091), (109, 1577990), (218, 788995), (545, 315598), (1090, 157799)]