40738125

素因数分解:

$3^1\times 5^4\times {\mathrm{21727}}^1$

素因数の和:21750

約数の個数: 20

約数和(自身を含む): 67878272

約数和(自身を除く): 27140147

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 21727, 65181, 108635, 325905, 543175, 1629525, 2715875, 8147625, 13579375, 40738125]

約数ペア:

[(1, 40738125), (3, 13579375), (5, 8147625), (15, 2715875), (25, 1629525), (75, 543175), (125, 325905), (375, 108635), (625, 65181), (1875, 21727)]