128957030

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{125201}}^1$

素因数の和:125311

約数の個数: 16

約数和(自身を含む): 234378144

約数和(自身を除く): 105421114

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 125201, 250402, 626005, 1252010, 12895703, 25791406, 64478515, 128957030]

約数ペア:

[(1, 128957030), (2, 64478515), (5, 25791406), (10, 12895703), (103, 1252010), (206, 626005), (515, 250402), (1030, 125201)]