86973560

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{6569}}^1$

素因数の和:6911

約数の個数: 32

約数和(自身を含む): 196311600

約数和(自身を除く): 109338040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6569, 6620, 13138, 13240, 26276, 32845, 52552, 65690, 131380, 262760, 2174339, 4348678, 8697356, 10871695, 17394712, 21743390, 43486780, 86973560]

約数ペア:

[(1, 86973560), (2, 43486780), (4, 21743390), (5, 17394712), (8, 10871695), (10, 8697356), (20, 4348678), (40, 2174339), (331, 262760), (662, 131380), (1324, 65690), (1655, 52552), (2648, 32845), (3310, 26276), (6569, 13240), (6620, 13138)]