66165320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127241}}^1$

素因数の和:127265

約数の個数: 32

約数和(自身を含む): 160324920

約数和(自身を除く): 94159600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 127241, 254482, 508964, 636205, 1017928, 1272410, 1654133, 2544820, 3308266, 5089640, 6616532, 8270665, 13233064, 16541330, 33082660, 66165320]

約数ペア:

[(1, 66165320), (2, 33082660), (4, 16541330), (5, 13233064), (8, 8270665), (10, 6616532), (13, 5089640), (20, 3308266), (26, 2544820), (40, 1654133), (52, 1272410), (65, 1017928), (104, 636205), (130, 508964), (260, 254482), (520, 127241)]