108515780

素因数分解:

$2^2\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{3389}}^1$

素因数の和:4999

約数の個数: 24

約数和(自身を含む): 228092760

約数和(自身を除く): 119576980

約数列:

[1, 2, 4, 5, 10, 20, 1601, 3202, 3389, 6404, 6778, 8005, 13556, 16010, 16945, 32020, 33890, 67780, 5425789, 10851578, 21703156, 27128945, 54257890, 108515780]

約数ペア:

[(1, 108515780), (2, 54257890), (4, 27128945), (5, 21703156), (10, 10851578), (20, 5425789), (1601, 67780), (3202, 33890), (3389, 32020), (6404, 16945), (6778, 16010), (8005, 13556)]