199902512

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{1381}}^1$

素因数の和:1581

約数の個数: 40

約数和(自身を含む): 395860080

約数和(自身を除く): 195957568

約数列:

[1, 2, 4, 8, 16, 83, 109, 166, 218, 332, 436, 664, 872, 1328, 1381, 1744, 2762, 5524, 9047, 11048, 18094, 22096, 36188, 72376, 114623, 144752, 150529, 229246, 301058, 458492, 602116, 916984, 1204232, 1833968, 2408464, 12493907, 24987814, 49975628, 99951256, 199902512]

約数ペア:

[(1, 199902512), (2, 99951256), (4, 49975628), (8, 24987814), (16, 12493907), (83, 2408464), (109, 1833968), (166, 1204232), (218, 916984), (332, 602116), (436, 458492), (664, 301058), (872, 229246), (1328, 150529), (1381, 144752), (1744, 114623), (2762, 72376), (5524, 36188), (9047, 22096), (11048, 18094)]