80853656

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{757}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 166456800

約数和(自身を除く): 85603144

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 169, 316, 338, 632, 676, 757, 1027, 1352, 1514, 2054, 3028, 4108, 6056, 8216, 9841, 13351, 19682, 26702, 39364, 53404, 59803, 78728, 106808, 119606, 127933, 239212, 255866, 478424, 511732, 777439, 1023464, 1554878, 3109756, 6219512, 10106707, 20213414, 40426828, 80853656]

約数ペア:

[(1, 80853656), (2, 40426828), (4, 20213414), (8, 10106707), (13, 6219512), (26, 3109756), (52, 1554878), (79, 1023464), (104, 777439), (158, 511732), (169, 478424), (316, 255866), (338, 239212), (632, 127933), (676, 119606), (757, 106808), (1027, 78728), (1352, 59803), (1514, 53404), (2054, 39364), (3028, 26702), (4108, 19682), (6056, 13351), (8216, 9841)]