25545872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{839}}^1$

素因数の和:1031

約数の個数: 40

約数和(自身を含む): 54371520

約数和(自身を除く): 28825648

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 173, 176, 346, 692, 839, 1384, 1678, 1903, 2768, 3356, 3806, 6712, 7612, 9229, 13424, 15224, 18458, 30448, 36916, 73832, 145147, 147664, 290294, 580588, 1161176, 1596617, 2322352, 3193234, 6386468, 12772936, 25545872]

約数ペア:

[(1, 25545872), (2, 12772936), (4, 6386468), (8, 3193234), (11, 2322352), (16, 1596617), (22, 1161176), (44, 580588), (88, 290294), (173, 147664), (176, 145147), (346, 73832), (692, 36916), (839, 30448), (1384, 18458), (1678, 15224), (1903, 13424), (2768, 9229), (3356, 7612), (3806, 6712)]