313148030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{5749}}^1$

素因数の和:6188

約数の個数: 32

約数和(自身を含む): 608580000

約数和(自身を除く): 295431970

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 419, 838, 2095, 4190, 5447, 5749, 10894, 11498, 27235, 28745, 54470, 57490, 74737, 149474, 373685, 747370, 2408831, 4817662, 12044155, 24088310, 31314803, 62629606, 156574015, 313148030]

約数ペア:

[(1, 313148030), (2, 156574015), (5, 62629606), (10, 31314803), (13, 24088310), (26, 12044155), (65, 4817662), (130, 2408831), (419, 747370), (838, 373685), (2095, 149474), (4190, 74737), (5447, 57490), (5749, 54470), (10894, 28745), (11498, 27235)]