128230768

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{12503}}^1$

素因数の和:13152

約数の個数: 20

約数和(自身を含む): 248854608

約数和(自身を除く): 120623840

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 5128, 10256, 12503, 25006, 50012, 100024, 200048, 8014423, 16028846, 32057692, 64115384, 128230768]

約数ペア:

[(1, 128230768), (2, 64115384), (4, 32057692), (8, 16028846), (16, 8014423), (641, 200048), (1282, 100024), (2564, 50012), (5128, 25006), (10256, 12503)]