68394825

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{17881}}^1$

素因数の和:17914

約数の個数: 36

約数和(自身を含む): 129716028

約数和(自身を除く): 61321203

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 17881, 53643, 89405, 160929, 268215, 303977, 447025, 804645, 911931, 1341075, 1519885, 2735793, 4023225, 4559655, 7599425, 13678965, 22798275, 68394825]

約数ペア:

[(1, 68394825), (3, 22798275), (5, 13678965), (9, 7599425), (15, 4559655), (17, 4023225), (25, 2735793), (45, 1519885), (51, 1341075), (75, 911931), (85, 804645), (153, 447025), (225, 303977), (255, 268215), (425, 160929), (765, 89405), (1275, 53643), (3825, 17881)]