64671040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{28871}}^1$

素因数の和:28895

約数の個数: 56

約数和(自身を含む): 176003712

約数和(自身を除く): 111332672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 28871, 57742, 115484, 144355, 202097, 230968, 288710, 404194, 461936, 577420, 808388, 923872, 1010485, 1154840, 1616776, 1847744, 2020970, 2309680, 3233552, 4041940, 4619360, 6467104, 8083880, 9238720, 12934208, 16167760, 32335520, 64671040]

約数ペア:

[(1, 64671040), (2, 32335520), (4, 16167760), (5, 12934208), (7, 9238720), (8, 8083880), (10, 6467104), (14, 4619360), (16, 4041940), (20, 3233552), (28, 2309680), (32, 2020970), (35, 1847744), (40, 1616776), (56, 1154840), (64, 1010485), (70, 923872), (80, 808388), (112, 577420), (140, 461936), (160, 404194), (224, 288710), (280, 230968), (320, 202097), (448, 144355), (560, 115484), (1120, 57742), (2240, 28871)]