89068720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85643}}^1$

素因数の和:85669

約数の個数: 40

約数和(自身を含む): 223016976

約数和(自身を除く): 133948256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 85643, 171286, 342572, 428215, 685144, 856430, 1113359, 1370288, 1712860, 2226718, 3425720, 4453436, 5566795, 6851440, 8906872, 11133590, 17813744, 22267180, 44534360, 89068720]

約数ペア:

[(1, 89068720), (2, 44534360), (4, 22267180), (5, 17813744), (8, 11133590), (10, 8906872), (13, 6851440), (16, 5566795), (20, 4453436), (26, 3425720), (40, 2226718), (52, 1712860), (65, 1370288), (80, 1113359), (104, 856430), (130, 685144), (208, 428215), (260, 342572), (520, 171286), (1040, 85643)]