161260112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1579}}^1$

素因数の和:2091

約数の個数: 40

約数和(自身を含む): 337374240

約数和(自身を除く): 176114128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 491, 982, 1579, 1964, 3158, 3928, 6316, 6383, 7856, 12632, 12766, 20527, 25264, 25532, 41054, 51064, 82108, 102128, 164216, 328432, 775289, 1550578, 3101156, 6202312, 10078757, 12404624, 20157514, 40315028, 80630056, 161260112]

約数ペア:

[(1, 161260112), (2, 80630056), (4, 40315028), (8, 20157514), (13, 12404624), (16, 10078757), (26, 6202312), (52, 3101156), (104, 1550578), (208, 775289), (491, 328432), (982, 164216), (1579, 102128), (1964, 82108), (3158, 51064), (3928, 41054), (6316, 25532), (6383, 25264), (7856, 20527), (12632, 12766)]