25538048

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1658

約数の個数: 40

約数和(自身を含む): 52704960

約数和(自身を除く): 27166912

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1609, 1984, 3218, 3968, 6436, 7936, 12872, 15872, 25744, 49879, 51488, 99758, 102976, 199516, 205952, 399032, 411904, 798064, 823808, 1596128, 3192256, 6384512, 12769024, 25538048]

約数ペア:

[(1, 25538048), (2, 12769024), (4, 6384512), (8, 3192256), (16, 1596128), (31, 823808), (32, 798064), (62, 411904), (64, 399032), (124, 205952), (128, 199516), (248, 102976), (256, 99758), (496, 51488), (512, 49879), (992, 25744), (1609, 15872), (1984, 12872), (3218, 7936), (3968, 6436)]