81026432

素因数分解:

$2^7\times {\mathrm{199}}^1\times {\mathrm{3181}}^1$

素因数の和:3394

約数の個数: 32

約数和(自身を含む): 162282000

約数和(自身を除く): 81255568

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 398, 796, 1592, 3181, 3184, 6362, 6368, 12724, 12736, 25448, 25472, 50896, 101792, 203584, 407168, 633019, 1266038, 2532076, 5064152, 10128304, 20256608, 40513216, 81026432]

約数ペア:

[(1, 81026432), (2, 40513216), (4, 20256608), (8, 10128304), (16, 5064152), (32, 2532076), (64, 1266038), (128, 633019), (199, 407168), (398, 203584), (796, 101792), (1592, 50896), (3181, 25472), (3184, 25448), (6362, 12736), (6368, 12724)]