87736480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42181}}^1$

素因数の和:42209

約数の個数: 48

約数和(自身を含む): 223227144

約数和(自身を除く): 135490664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 42181, 84362, 168724, 210905, 337448, 421810, 548353, 674896, 843620, 1096706, 1349792, 1687240, 2193412, 2741765, 3374480, 4386824, 5483530, 6748960, 8773648, 10967060, 17547296, 21934120, 43868240, 87736480]

約数ペア:

[(1, 87736480), (2, 43868240), (4, 21934120), (5, 17547296), (8, 10967060), (10, 8773648), (13, 6748960), (16, 5483530), (20, 4386824), (26, 3374480), (32, 2741765), (40, 2193412), (52, 1687240), (65, 1349792), (80, 1096706), (104, 843620), (130, 674896), (160, 548353), (208, 421810), (260, 337448), (416, 210905), (520, 168724), (1040, 84362), (2080, 42181)]