665524450

素因数分解:

$2^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{311}}^1\times {\mathrm{337}}^1$

素因数の和:787

約数の個数: 48

約数和(自身を含む): 1255348224

約数和(自身を除く): 589823774

約数列:

[1, 2, 5, 10, 25, 50, 127, 254, 311, 337, 622, 635, 674, 1270, 1555, 1685, 3110, 3175, 3370, 6350, 7775, 8425, 15550, 16850, 39497, 42799, 78994, 85598, 104807, 197485, 209614, 213995, 394970, 427990, 524035, 987425, 1048070, 1069975, 1974850, 2139950, 2620175, 5240350, 13310489, 26620978, 66552445, 133104890, 332762225, 665524450]

約数ペア:

[(1, 665524450), (2, 332762225), (5, 133104890), (10, 66552445), (25, 26620978), (50, 13310489), (127, 5240350), (254, 2620175), (311, 2139950), (337, 1974850), (622, 1069975), (635, 1048070), (674, 987425), (1270, 524035), (1555, 427990), (1685, 394970), (3110, 213995), (3175, 209614), (3370, 197485), (6350, 104807), (7775, 85598), (8425, 78994), (15550, 42799), (16850, 39497)]