86985860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{334561}}^1$

素因数の和:334583

約数の個数: 24

約数和(自身を含む): 196722456

約数和(自身を除く): 109736596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 334561, 669122, 1338244, 1672805, 3345610, 4349293, 6691220, 8698586, 17397172, 21746465, 43492930, 86985860]

約数ペア:

[(1, 86985860), (2, 43492930), (4, 21746465), (5, 17397172), (10, 8698586), (13, 6691220), (20, 4349293), (26, 3345610), (52, 1672805), (65, 1338244), (130, 669122), (260, 334561)]