145877168

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{128413}}^1$

素因数の和:128492

約数の個数: 20

約数和(自身を含む): 286620048

約数和(自身を除く): 140742880

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 128413, 256826, 513652, 1027304, 2054608, 9117323, 18234646, 36469292, 72938584, 145877168]

約数ペア:

[(1, 145877168), (2, 72938584), (4, 36469292), (8, 18234646), (16, 9117323), (71, 2054608), (142, 1027304), (284, 513652), (568, 256826), (1136, 128413)]