68793196720

素因数分解:

$2^4\times 5^1\times {\mathrm{3529}}^1\times {\mathrm{243671}}^1$

素因数の和:247213

約数の個数: 40

約数和(自身を含む): 159990161760

約数和(自身を除く): 91196965040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3529, 7058, 14116, 17645, 28232, 35290, 56464, 70580, 141160, 243671, 282320, 487342, 974684, 1218355, 1949368, 2436710, 3898736, 4873420, 9746840, 19493680, 859914959, 1719829918, 3439659836, 4299574795, 6879319672, 8599149590, 13758639344, 17198299180, 34396598360, 68793196720]

約数ペア:

[(1, 68793196720), (2, 34396598360), (4, 17198299180), (5, 13758639344), (8, 8599149590), (10, 6879319672), (16, 4299574795), (20, 3439659836), (40, 1719829918), (80, 859914959), (3529, 19493680), (7058, 9746840), (14116, 4873420), (17645, 3898736), (28232, 2436710), (35290, 1949368), (56464, 1218355), (70580, 974684), (141160, 487342), (243671, 282320)]