61114520

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{17167}}^1$

素因数の和:17267

約数の個数: 32

約数和(自身を含む): 139060800

約数和(自身を除く): 77946280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 17167, 34334, 68668, 85835, 137336, 171670, 343340, 686680, 1527863, 3055726, 6111452, 7639315, 12222904, 15278630, 30557260, 61114520]

約数ペア:

[(1, 61114520), (2, 30557260), (4, 15278630), (5, 12222904), (8, 7639315), (10, 6111452), (20, 3055726), (40, 1527863), (89, 686680), (178, 343340), (356, 171670), (445, 137336), (712, 85835), (890, 68668), (1780, 34334), (3560, 17167)]