81441376

素因数分解:

$2^5\times {\mathrm{197}}^1\times {\mathrm{12919}}^1$

素因数の和:13126

約数の個数: 24

約数和(自身を含む): 161164080

約数和(自身を除く): 79722704

約数列:

[1, 2, 4, 8, 16, 32, 197, 394, 788, 1576, 3152, 6304, 12919, 25838, 51676, 103352, 206704, 413408, 2545043, 5090086, 10180172, 20360344, 40720688, 81441376]

約数ペア:

[(1, 81441376), (2, 40720688), (4, 20360344), (8, 10180172), (16, 5090086), (32, 2545043), (197, 413408), (394, 206704), (788, 103352), (1576, 51676), (3152, 25838), (6304, 12919)]