7997120

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1$

素因数の和:457

約数の個数: 56

約数和(自身を含む): 19379184

約数和(自身を除く): 11382064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 373, 536, 670, 746, 1072, 1340, 1492, 1865, 2144, 2680, 2984, 3730, 4288, 5360, 5968, 7460, 10720, 11936, 14920, 21440, 23872, 24991, 29840, 49982, 59680, 99964, 119360, 124955, 199928, 249910, 399856, 499820, 799712, 999640, 1599424, 1999280, 3998560, 7997120]

約数ペア:

[(1, 7997120), (2, 3998560), (4, 1999280), (5, 1599424), (8, 999640), (10, 799712), (16, 499820), (20, 399856), (32, 249910), (40, 199928), (64, 124955), (67, 119360), (80, 99964), (134, 59680), (160, 49982), (268, 29840), (320, 24991), (335, 23872), (373, 21440), (536, 14920), (670, 11936), (746, 10720), (1072, 7460), (1340, 5968), (1492, 5360), (1865, 4288), (2144, 3730), (2680, 2984)]