161536125

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{25339}}^1$

素因数の和:25374

約数の個数: 32

約数和(自身を含む): 284618880

約数和(自身を除く): 123082755

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 6375, 25339, 76017, 126695, 380085, 430763, 633475, 1292289, 1900425, 2153815, 3167375, 6461445, 9502125, 10769075, 32307225, 53845375, 161536125]

約数ペア:

[(1, 161536125), (3, 53845375), (5, 32307225), (15, 10769075), (17, 9502125), (25, 6461445), (51, 3167375), (75, 2153815), (85, 1900425), (125, 1292289), (255, 633475), (375, 430763), (425, 380085), (1275, 126695), (2125, 76017), (6375, 25339)]