100123780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{116423}}^1$

素因数の和:116475

約数の個数: 24

約数和(自身を含む): 215151552

約数和(自身を除く): 115027772

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 116423, 232846, 465692, 582115, 1164230, 2328460, 5006189, 10012378, 20024756, 25030945, 50061890, 100123780]

約数ペア:

[(1, 100123780), (2, 50061890), (4, 25030945), (5, 20024756), (10, 10012378), (20, 5006189), (43, 2328460), (86, 1164230), (172, 582115), (215, 465692), (430, 232846), (860, 116423)]