51295648

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:389

約数の個数: 48

約数和(自身を含む): 103783680

約数和(自身を除く): 52488032

約数列:

[1, 2, 4, 8, 16, 32, 79, 103, 158, 197, 206, 316, 394, 412, 632, 788, 824, 1264, 1576, 1648, 2528, 3152, 3296, 6304, 8137, 15563, 16274, 20291, 31126, 32548, 40582, 62252, 65096, 81164, 124504, 130192, 162328, 249008, 260384, 324656, 498016, 649312, 1602989, 3205978, 6411956, 12823912, 25647824, 51295648]

約数ペア:

[(1, 51295648), (2, 25647824), (4, 12823912), (8, 6411956), (16, 3205978), (32, 1602989), (79, 649312), (103, 498016), (158, 324656), (197, 260384), (206, 249008), (316, 162328), (394, 130192), (412, 124504), (632, 81164), (788, 65096), (824, 62252), (1264, 40582), (1576, 32548), (1648, 31126), (2528, 20291), (3152, 16274), (3296, 15563), (6304, 8137)]