64519360

素因数分解:

$2^6\times 5^1\times {\mathrm{201623}}^1$

素因数の和:201640

約数の個数: 28

約数和(自身を含む): 153637488

約数和(自身を除く): 89118128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 201623, 403246, 806492, 1008115, 1612984, 2016230, 3225968, 4032460, 6451936, 8064920, 12903872, 16129840, 32259680, 64519360]

約数ペア:

[(1, 64519360), (2, 32259680), (4, 16129840), (5, 12903872), (8, 8064920), (10, 6451936), (16, 4032460), (20, 3225968), (32, 2016230), (40, 1612984), (64, 1008115), (80, 806492), (160, 403246), (320, 201623)]