51826140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{577}}^1$

素因数の和:1091

約数の個数: 72

約数和(自身を含む): 157794000

約数和(自身を除く): 105967860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 499, 577, 998, 1154, 1497, 1731, 1996, 2308, 2495, 2885, 2994, 3462, 4491, 4990, 5193, 5770, 5988, 6924, 7485, 8655, 8982, 9980, 10386, 11540, 14970, 17310, 17964, 20772, 22455, 25965, 29940, 34620, 44910, 51930, 89820, 103860, 287923, 575846, 863769, 1151692, 1439615, 1727538, 2591307, 2879230, 3455076, 4318845, 5182614, 5758460, 8637690, 10365228, 12956535, 17275380, 25913070, 51826140]

約数ペア:

[(1, 51826140), (2, 25913070), (3, 17275380), (4, 12956535), (5, 10365228), (6, 8637690), (9, 5758460), (10, 5182614), (12, 4318845), (15, 3455076), (18, 2879230), (20, 2591307), (30, 1727538), (36, 1439615), (45, 1151692), (60, 863769), (90, 575846), (180, 287923), (499, 103860), (577, 89820), (998, 51930), (1154, 44910), (1497, 34620), (1731, 29940), (1996, 25965), (2308, 22455), (2495, 20772), (2885, 17964), (2994, 17310), (3462, 14970), (4491, 11540), (4990, 10386), (5193, 9980), (5770, 8982), (5988, 8655), (6924, 7485)]