128035904

素因数分解:

$2^6\times {\mathrm{641}}^1\times {\mathrm{3121}}^1$

素因数の和:3774

約数の個数: 28

約数和(自身を含む): 254549148

約数和(自身を除く): 126513244

約数列:

[1, 2, 4, 8, 16, 32, 64, 641, 1282, 2564, 3121, 5128, 6242, 10256, 12484, 20512, 24968, 41024, 49936, 99872, 199744, 2000561, 4001122, 8002244, 16004488, 32008976, 64017952, 128035904]

約数ペア:

[(1, 128035904), (2, 64017952), (4, 32008976), (8, 16004488), (16, 8002244), (32, 4001122), (64, 2000561), (641, 199744), (1282, 99872), (2564, 49936), (3121, 41024), (5128, 24968), (6242, 20512), (10256, 12484)]