2783148125

素因数分解:

$5^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{3571}}^1$

素因数の和:3663

約数の個数: 40

約数和(自身を含む): 3682446240

約数和(自身を除く): 899298115

約数列:

[1, 5, 25, 29, 43, 125, 145, 215, 625, 725, 1075, 1247, 3571, 3625, 5375, 6235, 17855, 18125, 26875, 31175, 89275, 103559, 153553, 155875, 446375, 517795, 767765, 779375, 2231875, 2588975, 3838825, 4453037, 12944875, 19194125, 22265185, 64724375, 95970625, 111325925, 556629625, 2783148125]

約数ペア:

[(1, 2783148125), (5, 556629625), (25, 111325925), (29, 95970625), (43, 64724375), (125, 22265185), (145, 19194125), (215, 12944875), (625, 4453037), (725, 3838825), (1075, 2588975), (1247, 2231875), (3571, 779375), (3625, 767765), (5375, 517795), (6235, 446375), (17855, 155875), (18125, 153553), (26875, 103559), (31175, 89275)]