64269760

素因数分解:

$2^6\times 5^1\times {\mathrm{200843}}^1$

素因数の和:200860

約数の個数: 28

約数和(自身を含む): 153043128

約数和(自身を除く): 88773368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 200843, 401686, 803372, 1004215, 1606744, 2008430, 3213488, 4016860, 6426976, 8033720, 12853952, 16067440, 32134880, 64269760]

約数ペア:

[(1, 64269760), (2, 32134880), (4, 16067440), (5, 12853952), (8, 8033720), (10, 6426976), (16, 4016860), (20, 3213488), (32, 2008430), (40, 1606744), (64, 1004215), (80, 803372), (160, 401686), (320, 200843)]