54159980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{8231}}^1$

素因数の和:8294

約数の個数: 48

約数和(自身を含む): 132765696

約数和(自身を除く): 78605716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 8231, 16462, 32924, 41155, 57617, 82310, 115234, 164620, 230468, 288085, 386857, 576170, 773714, 1152340, 1547428, 1934285, 2707999, 3868570, 5415998, 7737140, 10831996, 13539995, 27079990, 54159980]

約数ペア:

[(1, 54159980), (2, 27079990), (4, 13539995), (5, 10831996), (7, 7737140), (10, 5415998), (14, 3868570), (20, 2707999), (28, 1934285), (35, 1547428), (47, 1152340), (70, 773714), (94, 576170), (140, 386857), (188, 288085), (235, 230468), (329, 164620), (470, 115234), (658, 82310), (940, 57617), (1316, 41155), (1645, 32924), (3290, 16462), (6580, 8231)]