28970125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{13633}}^1$

素因数の和:13665

約数の個数: 16

約数和(自身を含む): 38284272

約数和(自身を除く): 9314147

約数列:

[1, 5, 17, 25, 85, 125, 425, 2125, 13633, 68165, 231761, 340825, 1158805, 1704125, 5794025, 28970125]

約数ペア:

[(1, 28970125), (5, 5794025), (17, 1704125), (25, 1158805), (85, 340825), (125, 231761), (425, 68165), (2125, 13633)]