78321968

素因数分解:

$2^4\times {\mathrm{383}}^1\times {\mathrm{12781}}^1$

素因数の和:13172

約数の個数: 20

約数和(自身を含む): 152156928

約数和(自身を除く): 73834960

約数列:

[1, 2, 4, 8, 16, 383, 766, 1532, 3064, 6128, 12781, 25562, 51124, 102248, 204496, 4895123, 9790246, 19580492, 39160984, 78321968]

約数ペア:

[(1, 78321968), (2, 39160984), (4, 19580492), (8, 9790246), (16, 4895123), (383, 204496), (766, 102248), (1532, 51124), (3064, 25562), (6128, 12781)]