217433900

素因数分解:

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

素因数の和:6914

約数の個数: 36

約数和(自身を含む): 473329080

約数和(自身を除く): 255895180

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 331, 662, 1324, 1655, 3310, 6569, 6620, 8275, 13138, 16550, 26276, 32845, 33100, 65690, 131380, 164225, 328450, 656900, 2174339, 4348678, 8697356, 10871695, 21743390, 43486780, 54358475, 108716950, 217433900]

約数ペア:

[(1, 217433900), (2, 108716950), (4, 54358475), (5, 43486780), (10, 21743390), (20, 10871695), (25, 8697356), (50, 4348678), (100, 2174339), (331, 656900), (662, 328450), (1324, 164225), (1655, 131380), (3310, 65690), (6569, 33100), (6620, 32845), (8275, 26276), (13138, 16550)]