4140375

素因数分解:

$3^1\times 5^3\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 7041216

約数和(自身を除く): 2900841

約数列:

[1, 3, 5, 15, 25, 61, 75, 125, 181, 183, 305, 375, 543, 905, 915, 1525, 2715, 4525, 4575, 7625, 11041, 13575, 22625, 22875, 33123, 55205, 67875, 165615, 276025, 828075, 1380125, 4140375]

約数ペア:

[(1, 4140375), (3, 1380125), (5, 828075), (15, 276025), (25, 165615), (61, 67875), (75, 55205), (125, 33123), (181, 22875), (183, 22625), (305, 13575), (375, 11041), (543, 7625), (905, 4575), (915, 4525), (1525, 2715)]