2916875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{359}}^1$

素因数の和:392

約数の個数: 20

約数和(自身を含む): 3936240

約数和(自身を除く): 1019365

約数列:

[1, 5, 13, 25, 65, 125, 325, 359, 625, 1625, 1795, 4667, 8125, 8975, 23335, 44875, 116675, 224375, 583375, 2916875]

約数ペア:

[(1, 2916875), (5, 583375), (13, 224375), (25, 116675), (65, 44875), (125, 23335), (325, 8975), (359, 8125), (625, 4667), (1625, 1795)]