71409008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{643}}^1$

素因数の和:1293

約数の個数: 40

約数和(自身を含む): 151406976

約数和(自身を除く): 79997968

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 631, 643, 1262, 1286, 2524, 2572, 5048, 5144, 6941, 7073, 10096, 10288, 13882, 14146, 27764, 28292, 55528, 56584, 111056, 113168, 405733, 811466, 1622932, 3245864, 4463063, 6491728, 8926126, 17852252, 35704504, 71409008]

約数ペア:

[(1, 71409008), (2, 35704504), (4, 17852252), (8, 8926126), (11, 6491728), (16, 4463063), (22, 3245864), (44, 1622932), (88, 811466), (176, 405733), (631, 113168), (643, 111056), (1262, 56584), (1286, 55528), (2524, 28292), (2572, 27764), (5048, 14146), (5144, 13882), (6941, 10288), (7073, 10096)]