89368960

素因数分解:

$2^7\times 5^1\times {\mathrm{311}}^1\times {\mathrm{449}}^1$

素因数の和:779

約数の個数: 64

約数和(自身を含む): 214812000

約数和(自身を除く): 125443040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 311, 320, 449, 622, 640, 898, 1244, 1555, 1796, 2245, 2488, 3110, 3592, 4490, 4976, 6220, 7184, 8980, 9952, 12440, 14368, 17960, 19904, 24880, 28736, 35920, 39808, 49760, 57472, 71840, 99520, 139639, 143680, 199040, 279278, 287360, 558556, 698195, 1117112, 1396390, 2234224, 2792780, 4468448, 5585560, 8936896, 11171120, 17873792, 22342240, 44684480, 89368960]

約数ペア:

[(1, 89368960), (2, 44684480), (4, 22342240), (5, 17873792), (8, 11171120), (10, 8936896), (16, 5585560), (20, 4468448), (32, 2792780), (40, 2234224), (64, 1396390), (80, 1117112), (128, 698195), (160, 558556), (311, 287360), (320, 279278), (449, 199040), (622, 143680), (640, 139639), (898, 99520), (1244, 71840), (1555, 57472), (1796, 49760), (2245, 39808), (2488, 35920), (3110, 28736), (3592, 24880), (4490, 19904), (4976, 17960), (6220, 14368), (7184, 12440), (8980, 9952)]