128375624

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{829}}^1\times {\mathrm{1489}}^1$

素因数の和:2337

約数の個数: 32

約数和(自身を含む): 259707000

約数和(自身を除く): 131331376

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 829, 1489, 1658, 2978, 3316, 5956, 6632, 10777, 11912, 19357, 21554, 38714, 43108, 77428, 86216, 154856, 1234381, 2468762, 4937524, 9875048, 16046953, 32093906, 64187812, 128375624]

約数ペア:

[(1, 128375624), (2, 64187812), (4, 32093906), (8, 16046953), (13, 9875048), (26, 4937524), (52, 2468762), (104, 1234381), (829, 154856), (1489, 86216), (1658, 77428), (2978, 43108), (3316, 38714), (5956, 21554), (6632, 19357), (10777, 11912)]