64273820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5749}}^1$

素因数の和:5814

約数の個数: 48

約数和(自身を含む): 148764000

約数和(自身を除く): 84490180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 5749, 11180, 11498, 22996, 28745, 57490, 74737, 114980, 149474, 247207, 298948, 373685, 494414, 747370, 988828, 1236035, 1494740, 2472070, 3213691, 4944140, 6427382, 12854764, 16068455, 32136910, 64273820]

約数ペア:

[(1, 64273820), (2, 32136910), (4, 16068455), (5, 12854764), (10, 6427382), (13, 4944140), (20, 3213691), (26, 2472070), (43, 1494740), (52, 1236035), (65, 988828), (86, 747370), (130, 494414), (172, 373685), (215, 298948), (260, 247207), (430, 149474), (559, 114980), (860, 74737), (1118, 57490), (2236, 28745), (2795, 22996), (5590, 11498), (5749, 11180)]