83629988

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{641}}^1$

素因数の和:864

約数の個数: 36

約数和(自身を含む): 159545988

約数和(自身を除く): 75916000

約数列:

[1, 2, 4, 13, 26, 52, 169, 193, 338, 386, 641, 676, 772, 1282, 2509, 2564, 5018, 8333, 10036, 16666, 32617, 33332, 65234, 108329, 123713, 130468, 216658, 247426, 433316, 494852, 1608269, 3216538, 6433076, 20907497, 41814994, 83629988]

約数ペア:

[(1, 83629988), (2, 41814994), (4, 20907497), (13, 6433076), (26, 3216538), (52, 1608269), (169, 494852), (193, 433316), (338, 247426), (386, 216658), (641, 130468), (676, 123713), (772, 108329), (1282, 65234), (2509, 33332), (2564, 32617), (5018, 16666), (8333, 10036)]