252469760

素因数分解:

$2^9\times 5^1\times {\mathrm{98621}}^1$

素因数の和:98644

約数の個数: 40

約数和(自身を含む): 605341836

約数和(自身を除く): 352872076

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 98621, 197242, 394484, 493105, 788968, 986210, 1577936, 1972420, 3155872, 3944840, 6311744, 7889680, 12623488, 15779360, 25246976, 31558720, 50493952, 63117440, 126234880, 252469760]

約数ペア:

[(1, 252469760), (2, 126234880), (4, 63117440), (5, 50493952), (8, 31558720), (10, 25246976), (16, 15779360), (20, 12623488), (32, 7889680), (40, 6311744), (64, 3944840), (80, 3155872), (128, 1972420), (160, 1577936), (256, 986210), (320, 788968), (512, 493105), (640, 394484), (1280, 197242), (2560, 98621)]